diff --git a/city e-commerce 0.0.1.html b/city e-commerce 0.0.1.html
index 9e64e2c..ccc2b87 100644
--- a/city e-commerce 0.0.1.html	
+++ b/city e-commerce 0.0.1.html	
@@ -9842,6 +9842,10 @@
     function onLoadStartUp() {
         showMessage("Starting the app! Please Wait!")
         floDapps.launchStartUp().then(result => {
+            
+            // identify and unlock user functions
+             ecommerce.actions.doShreeGanesh();
+            
             console.log(result)
             showMessage(result)
             showMessage(`Welcome ${myFloID}`)
@@ -9851,6 +9855,10 @@
 
 <script>
 
+    function system_message(msg='', type='') {
+        console.log(msg);
+    }
+
     function extend(Child, Parent) {
         var Temp = function() {};
         Temp.prototype = Parent.prototype;
@@ -9865,84 +9873,281 @@
             throw new Error('Not a Number');
         }
     }
+
+    /*https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/freeze*/
+    function deepFreeze(object) {
+        // Retrieve the property names defined on object
+        var propNames = Object.getOwnPropertyNames(object);
+
+        // Freeze properties before freezing self
+        for (let name of propNames) {
+          let value = object[name];
+
+          object[name] =
+            value && typeof value === "object" ? deepFreeze(value) : value;
+        }
+        return Object.freeze(object);
+      }
+
+    function randomNoRepeats(array) {
+        var copy = array.slice(0);
+        return function() {
+          if (copy.length < 1) {
+            copy = array.slice(0);
+          }
+          var index = Math.floor(Math.random() * copy.length);
+          var item = copy[index];
+          copy.splice(index, 1);
+          return item;
+        };
+      }
+
+      function removeWhiteSpaces(text='') {
+        return text.replace(/\s/g,'');
+      }  
+
+      async function ajaxGet(url) {
+          try {
+            //await the response of the fetch call
+            let response = await fetch(url);
+            //proceed once the first promise is resolved.
+            let data = await response.json();
+            //proceed only when the second promise is resolved
+            return data;
+          } catch (error) {
+            var xhr = new XMLHttpRequest();
+            xhr.open("GET", url);
+            xhr.onload = function() {
+              if (xhr.status === 200) {
+                callback(xhr.responseText);
+              } else {
+                showMessage(`WARNING: Failed to get data from ${url}.`);
+                throw new Error(`Request to ${url} failed: ${xhr.status}`);
+              }
+            };
+            xhr.send();
+          }
+        }
+
+        //AJAX Post
+        function ajaxPost(url = ``, data = {}) {
+          return fetch(url, {
+            method: "POST", // *GET, POST, PUT, DELETE, etc.
+            mode: "cors", // no-cors, cors, *same-origin
+            cache: "no-cache", // *default, no-cache, reload, force-cache, only-if-cached
+            credentials: "same-origin", // include, *same-origin, omit
+            headers: {
+              "Content-Type": "application/json"
+              // "Content-Type": "application/x-www-form-urlencoded",
+            },
+            redirect: "follow", // manual, *follow, error
+            referrer: "no-referrer", // no-referrer, *client
+            body: JSON.stringify(data) // body data type must match "Content-Type" header
+          }).then(response => response.json()); // parses response to JSON
+        }
+
+        // Create unique id
+        function unique_id() {
+          return `${+new Date()}_${Math.random()
+            .toString(36)
+            .substr(2, 9)}`;
+        }
+
 </script>
 
 <script>
 
     const ecommerce = {
-        SUBJECT: 'TEST_ECOMMERCE',
-        DATA_TYPE: 'EC1',
-        product_categories: ['Electronics', 'Clothes & Accessories', 'Home Appliances'],
-        sellers_list: [
-            {
-                seller_id: 'FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj',
-                category: 'Electronics',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '3046022100b2478a07e2fb5f0d315e3bd59c2e1b6bbba424a1e40099d32af057fc813b04d502210080289da78d0e319a1e9efc28b9bb61ace98d4d57e655c9c790d430baa890f293'
-            },
-            {
-                seller_id: 'FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj',
-                category: 'Clothes & Accessories',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '304402206c382d922419763533a023cd578062d0feb5cd5ccafef110e73ef71b7219aefe02202169aba0de969b98a5e9f995a6fd1035c3b12466d1c0dcc2fd3628d1043437e7'
-            },
-            {
-                seller_id: 'FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj',
-                category: 'Home Appliances',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '3045022100955c6c45cb06a6c58f818b99f0191ea054c9e21840aa6f6a13dec35780b6b5ac022032b0e3c9ed451d440e7b009a862a3805346d1fa82c7f8d060e1d6b263cec2ccc'
-            },
-            {
-                seller_id: 'FM1NzncALbWCcBVF5zbgzSmUbwQgW7tUfv',
-                category: 'Clothes & Accessories',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '304402200bc20546978989d910388c26ec48c730287eba65c60e83a56ef4ca78bdf39f7202203e95040ce9ebcaeefdf019b3d9396f2acaed4740cfbdce33120b5139a2ba9023'
-            },
-        ],
-        cashiers_list: [
-            {
-                cashier_flo_id: 'FByrY4vc1NRfbkqAqABtUyhhNzMZsKUjqr',
-                upi_id: 'john_doe@upi',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '3045022100ace8fd3635600a06045807401a67f6657e2750c7ddef486986dc942e29a781870220338f29ab91ff0692868224186c02b7b2ad4fc372d27bd5d7dff16d44a643b620'
-            },
-            {
-                cashier_flo_id: 'FHU7dfBVDLZwp3fLRJ5cr7nEABBeeU9Z4T',
-                upi_id: 'jane_doe@upi',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '304402202aad9d2200e65ef141bd6694827f616dfa16f2f055c4999ace783766cd57fb300220487ec999ab2683b7d604e8c30de2dfea622d28ad781cbc06de20ead3f487a81a'
-            },
-        ],
-        couriers_list: [
-            {
-                courier_guy_flo_id: 'FToFgkZHhLfkQqLQUsjBZxKVWyrEMsC4hf',
-                location: 'Ranchi',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '30450221008c65a37120d3be0a36e9a8aef737646f8477dc8f0070ee872b870563277e0f2a02203215dc61dce5386d9d8d543f13f3973fde8d097890f907cbba60dd548ca9853b'
-            },
-            {
-                courier_guy_flo_id: 'FPMpZJY1ca9pru3mT8KUCHCaauBe8UNQ3a',
-                location: 'Ranchi',
-                approved_by: 'F72fAV6aG8JrzR3N9F43vBE59q1FqWhBAp',
-                certificate: '3045022045653951beaa1d2d52742592f1ebe4c4ba79ef3bb452a13d2b28b56494358a8702210083c30538b4d498f2226d23b796928d00ba7dd51e91f581db9868d28a80af4721'
-            }
-        ],
+        master_configurations: {},
+        master_configuration_flo_id: '',
+        actions: {},
         blocked_flo_ids: [],
+        users: {},
+        products: {},
+    };
+
+    ecommerce.actions = {
+        
+        parse_flo_comments: async function() {
+                text = `masterFLOPubKey=03EA5E2CAB18DA585400D6EC569438D415FAF200528E05D0E2B9BEAA2B5C3DCA90
+                #!#SUBJECT='TEST_ECOMMERCE'
+                #!#DATA_TYPE=EC1
+                #!#product_categories = Electronics,Clothes & Accessories,Home Appliances
+                #!#cashiers=
+                {
+                    "FByrY4vc1NRfbkqAqABtUyhhNzMZsKUjqr": {
+                        "upi_id": "johnDoe@upi",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "certificate": "3044022026ce8c16420bb4f0f24d0aafccb7a6fb1ac2154b2d77d9304afde7044fbaaa9b02206e6b39e6af181c3d919a79d3569cf946dee444e2bf0b5519b1d07f97b1174d47"
+                    },
+                    "FHU7dfBVDLZwp3fLRJ5cr7nEABBeeU9Z4T": {
+                        "upi_id": "janeDoe@upi",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "certificate": "3046022100d26d9aaf23a9f2d8679663abb251d4b990cf366297f6ce78b3e5f28ede3ba0a9022100ef7f826fecec82adebb80527c04b338b691b8eb1c38bfaf6417bc3515cc0edfb"
+                    }
+                }
+                #!#sellers_list= { 
+                    "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj":{
+                        "seller_id": "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj",
+                        "category": "Electronics",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "location": "Yamaha Service Centre, Shail Yamaha, Argora Housing Colony, Argora, Ranchi, Jharkhand",
+                        "certificate": "3045022100f9afd666d55fb0d6b3c4f5d5e0672c9ec1a26eb08703a38ff8d5c8b08c0b8cd502205582e27980796ce5d29aeeb5ab9282ea1d8e412ee0f6b0af7ccb9dcdfd9e0224"
+                    },
+                    "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj": {
+                        "seller_id": "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj",
+                        "category": "Clothes & Accessories",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "location": "Head Office: JK Street Daladili Chowk Ratu, City Office: JK News Pipra Toli Argora Road Ranchi, Ranchi, Jharkhand 834002",
+                        "certificate": "304402203ee790bc46ca28dd17a540c33031053d061881617f0fea38039e8e0cf1954e6c02202d1bbb1630b633c6a692be914552e87998b292249c9f179ced508ad3a81a692a"
+                    },
+                    "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj": {
+                        "seller_id": "FGtPEBu2NFFYkqFrA9NDBJJLpVhyuPubDj",
+                        "category": "Home Appliances",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "location": "Argora Housing Colony, Argora, Ranchi, Jharkhand 834002",
+                        "certificate": "304402203f8748dc073fe8fa3ae7244ce6b094fc50558c1652aa7f42ab5ec28bcac2261e02205c0738accb31251c8250af9a8d53476b66fc1f072f19eda50fec6a05a6349e59"
+                    },
+                    "FM1NzncALbWCcBVF5zbgzSmUbwQgW7tUfv": {
+                        "seller_id": "FM1NzncALbWCcBVF5zbgzSmUbwQgW7tUfv",
+                        "category": "Clothes & Accessories",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "location": "Circular Rd, Lalpur, Ranchi, Jharkhand 834001",
+                        "certificate": "304502205af1b49c4cd1ee56ab49369dce632e1be5fed08c97d2ce18d598394ba4d7ec48022100dac3e84ece805e202e93b1c3a031bfb348827dd03de50cd8baa881c6da2a0f3c"
+                    }
+                }
+                #!#couriers_list={
+                    "FToFgkZHhLfkQqLQUsjBZxKVWyrEMsC4hf":
+                    {
+                        "courier_guy_flo_id": "FToFgkZHhLfkQqLQUsjBZxKVWyrEMsC4hf",
+                        "location": "Baralal St, Upper Bazar, Ranchi, Jharkhand 834001",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "certificate": "304602210083b770973892a4eaa41d22d893c6d57d20ec02930ba752d4c6a90fdaa92479070221008476dc34dafe462214e687ca84b93a3da891c8d5282218c6c5372b0a1629e17d"
+                    },
+                    "FPMpZJY1ca9pru3mT8KUCHCaauBe8UNQ3a": {
+                        "courier_guy_flo_id": "FPMpZJY1ca9pru3mT8KUCHCaauBe8UNQ3a",
+                        "location": "Ground Floor A.R.K Complex Lalpur Chowk Beside Lalpur Thana, Hazaribag Rd, Income Tax Colony, Lalpur, Ranchi, Jharkhand 834001",
+                        "approved_by": "RE13EurYPSUUn4sGujJL64nKbSwJwqhc8BxTU9RzWzZrLwT2jXas",
+                        "certificate": "3045022100d89826c28465bfd8b6d97b3cc5e024634a483ebc67a5514ad68cb7fe83e3a90d02207f200a25a295e77b2f7eff34d7d0e28d94711c77ad30011c7bde52d69bac49c7"
+                    }
+                }`
+                text = removeWhiteSpaces(text);
+                return text;
+                const master_data = await ajaxGet(`${floGlobals.apiURL.FLO[1]}/api/txs/?address=${ecommerce.master_configuration_flo_id}`);
+                if(typeof master_data==="object" && typeof master_data.txs==="object") {
+                    let text = '';
+                    let tx_cmnt_arr = [];
+
+                    for(txt of master_data.txs) {
+                        if(txt.vin[0].addr === ecommerce.master_configuration_flo_id) {
+                            if(txt.floData.length===0) break;
+                            tx_cmnt_arr.push(txt.floData);
+                        }
+                    }
+
+                    tx_cmnt_arr.reverse().map(m=>text += m.replace('text:', ''));     
+                    return text;
+                }
+            },
+
+        fetch_configs: async function() {
+            const floData = await this.parse_flo_comments();
+            let RMAssets = floData.trim();
+            let floAssetsArray = RMAssets.split("#!#");
+
+            if (
+                floAssetsArray.length > 0 &&
+                typeof floAssetsArray[0] !== undefined &&
+                floAssetsArray[0].trim() !== "" &&
+                typeof floAssetsArray[1] !== undefined &&
+                floAssetsArray[1].trim() !== ""
+            ) {
+            try {
+                floAssetsArray.map(function(assets_string) {
+                let k = assets_string.split("=");
+
+                if (k[1].indexOf(",") > 0 && k[1].indexOf("{") == -1) {
+                    k[1] = k[1]
+                    .split(",")
+                    .map(val =>
+                        !isNaN(val) ? parseFloat(val) : val.trim()
+                    )
+                    .filter(v => ![null, "", undefined, NaN].includes(v));
+                } else if (!isNaN(k[1])) {
+                    k[1] = parseFloat(k[1]);
+                }
+                if (typeof k[1] == "string" && k[1].indexOf("{") >= 0) {
+                    k[1] = JSON.parse(k[1].replace(/ /g, ""));
+                }
+
+                return Object.defineProperty(
+                    ecommerce.master_configurations,
+                    k[0],
+                    {
+                    value: k[1],
+                    writable: false,
+                    configurable: false,
+                    enumerable: true
+                    }
+                );
+                });
+                deepFreeze(ecommerce.master_configurations);
+                console.log(ecommerce);
+                return ecommerce;
+            } catch (error) {
+                console.error(
+                "FATAL ERROR: Failed to fetch master configuration: ",
+                error
+                );
+            }
+            }
+            return false;
+        },
+
+        doShreeGanesh: async function() {
+            
+            // fetch configs from master comment
+            await this.fetch_configs();
+            
+            // Identify logged in user as either buyer, seller, cashier or courier
+            const loggedInUser = new ecommerce.users.current_user({
+                flo_id: myFloID,
+            });
+
+            deepFreeze(loggedInUser.user_info);
+            
+        },
+    } 
+
+    ecommerce.users = {
         current_user: function User(user_details='') {
             
             if(typeof User.instance === 'object') return User.instance;
                   
-            if(ecommerce.sellers_list.map(m=>m.seller_id)
+            if(Object.keys(ecommerce.master_configurations.sellers_list)
             .includes(user_details.flo_id)) {
-                User.prototype.user_info = new ecommerce.user_types.sellers(user_details);
-            } else if(ecommerce.cashiers_list.map(m=>m.cashier_flo_id)
+                const seller_details = {};
+                seller_details.approved_by = ecommerce.master_configurations.sellers_list[myFloID].approved_by;
+                seller_details.certificate = ecommerce.master_configurations.sellers_list[myFloID].certificate;
+                seller_details.location = ecommerce.master_configurations.sellers_list[myFloID].location;
+                User.prototype.user_info = new ecommerce.users.user_types.sellers(seller_details);
+            } else if(Object.keys(ecommerce.master_configurations.cashiers_list)
             .includes(user_details.flo_id)) {
-                User.prototype.user_info = new ecommerce.user_types.cashiers(user_details);
-            } else if(ecommerce.couriers_list.map(m=>m.courier_guy_flo_id)
+                const cashier_details = {};
+                cashier_details.upi_id = ecommerce.master_configurations.cashiers[myFloID].upi_id;
+                cashier_details.approved_by = ecommerce.master_configurations.cashiers[myFloID].approved_by;
+                cashier_details.certificate = ecommerce.master_configurations.cashiers[myFloID].certificate;
+                User.prototype.user_info = new ecommerce.users.user_types.cashiers(user_details);
+            } else if(Object.keys(ecommerce.master_configurations.couriers_list)
             .includes(user_details.flo_id)) {
-                User.prototype.user_info = new ecommerce.user_types.couriers(user_details);
+                const courier_details = {};
+                courier_details.location = ecommerce.master_configurations.couriers_list[myFloID].location;
+                courier_details.approved_by = ecommerce.master_configurations.couriers_list[myFloID].approved_by;
+                courier_details.certificate = ecommerce.master_configurations.couriers_list[myFloID].certificate;
+                User.prototype.user_info = new ecommerce.users.user_types.couriers(user_details);
             } else {
-                User.prototype.user_info = new ecommerce.user_types.buyers(user_details);
+                user_details.location = user_details.location || "";
+                User.prototype.user_info = new ecommerce.users.user_types.buyers(user_details);
             }
              
             User.instance = this;
@@ -9951,69 +10156,79 @@
 
         user_types: {
             buyers: function Buyer(buyer_details={}) {
-                this.buyer_id = buyer_details.flo_id;
+                for (const key in buyer_details) {
+                    if (buyer_details.hasOwnProperty(key)) {
+                        const obj = buyer_details[key];
+                        this[key] = obj;
+                    }
+                }
+                this.buyer_id = myFloID;   
                 this.user_role = "BUYER";
                 this.buy_list = [];
                 this.total_buying_price = 0;
             },
             sellers: function Seller(seller_details={}) {
-                this.seller_id = seller_details.flo_id;
+                for (const key in seller_details) {
+                    if (seller_details.hasOwnProperty(key)) {
+                        const obj = seller_details[key];
+                        this[key] = obj;
+                    }
+                }
+                this.seller_id = myFloID;
                 this.user_role = "SELLER";
-                this.approved_by = seller_details.approved_by;
-                this.certificate = seller_details.certificate;
             },
             cashiers: function Cashier(cashier_details={}) {
-                this.cashier_flo_id = cashier_details.flo_id;
-                this.upi_id = cashier_details.upi_id;
+                for (const key in cashier_details) {
+                    if (cashier_details.hasOwnProperty(key)) {
+                        const obj = cashier_details[key];
+                        this[key] = obj;
+                    }
+                }
+                this.cashier_flo_id = myFloID;
                 this.user_role = "CASHIER";
-                this.approved_by = cashier_details.approved_by;
-                this.certificate = cashier_details.certificate;
             },
             couriers: function Courier(courier_details={}) {
-                this.courier_guy_flo_id = courier_details.flo_id;
-                this.location = courier_details.location;
+                for (const key in courier_details) {
+                    if (courier_details.hasOwnProperty(key)) {
+                        const obj = courier_details[key];
+                        this[key] = obj;
+                    }
+                }
+                this.courier_guy_flo_id = myFloID;
                 this.user_role = "COURIER";
-                this.approved_by = courier_details.approved_by;
-                this.certificate = courier_details.certificate;
             },
         },
-
-        products: {
-            physical_products: function(data) {
-                for (const key in data) {
-                    if (data.hasOwnProperty(key)) {
-                        const obj = data[key];
-                        this[key] = obj;
-                    }
-                }
-                this.product_type = "PHYSICAL";
-            },    
-            digital_products: function() {
-                for (const key in data) {
-                    if (data.hasOwnProperty(key)) {
-                        const obj = data[key];
-                        this[key] = obj;
-                    }
-                }
-                this.product_type = "DIGITAL";
-            },
-        },
-
-        features_categories: {
-
-        }
-
     }
+    
 </script>
 
-<!-- Product functions -->
+<!-- Products -->
 <script>
-    ecommerce.products 
+    ecommerce.products = {
+        physical_products: function(data) {
+            for (const key in data) {
+                if (data.hasOwnProperty(key)) {
+                    const obj = data[key];
+                    this[key] = obj;
+                }
+            }
+            this.product_type = "PHYSICAL";
+        },    
+        digital_products: function() {
+            for (const key in data) {
+                if (data.hasOwnProperty(key)) {
+                    const obj = data[key];
+                    this[key] = obj;
+                }
+            }
+            this.product_type = "DIGITAL";
+        },
+    }
 </script>
 
 <!-- Seller functions -->
 <script>
-    ecommerce.user_types.sellers.prototype = {
+    ecommerce.users.user_types.sellers.prototype = {
         add_new_product: function(product_details) {
             let productClass = null;
             if(product_details.product_type==="PHYSICAL") {
@@ -10048,7 +10263,7 @@
 
 <!-- Buyer functions -->
 <script>
-    ecommerce.user_types.buyers.prototype = {
+    ecommerce.users.user_types.buyers.prototype = {
         add_item_to_bucket: function(item) {
             const current_list = Object.values(this.buy_list)
                                 .map(m=>m.product_name);
@@ -10093,34 +10308,76 @@
             }
         },
         buy_item: async function(item) {
-            // Check if Seller is live or not
-            
-            // If Seller is live place a Buy order
-            const final_buy_list = {
-                buyer_id: myFloID,
-                shopping_details: this.buy_list,
-                total_shopping_price: this.total_buying_price,
-                date_of_purchase: + new Date(),
-                location: null,
+            try {
+                // Check if Seller is live or not
+                
+                // If Seller is live place a Buy order
+                const final_buy_list = {
+                    purchaseId: floCrypto.generateNewID().floID,
+                    buyer_id: myFloID,
+                    shopping_details: this.buy_list,
+                    total_shopping_price: this.total_buying_price,
+                    date_of_purchase: + new Date(),
+                    location: 'Ranchi',
+                }
+                final_buy_list.buyer_signature = floCrypto.signData(JSON.stringify(final_buy_list), myPrivKey);
+                
+                // Send buy info to server
+                floCloudAPI.sendGeneralData(final_buy_list, this.DATA_TYPE, { receiverID: floGlobals.adminID, senderIDs: [myFloID] });
+
+                // Store info in local history
+                compactIDB.addData('my_orders_history', final_buy_list);
+
+                this.reset_bucket_list();
+
+                // Generate Cashier UPI for payment
+
+            } catch (error) {
+                throw new Error(error);
             }
-            const purchaseId = Crypto.SHA256(JSON.stringify(final_buy_list));
-            final_buy_list.purchaseId = purchaseId;
-            final_buy_list.buyer_signature = floCrypto.signData(JSON.stringify(final_buy_list), myPrivKey);
-            
-            // Send buy info to server
-            floCloudAPI.sendGeneralData(general_data_obj, this.DATA_TYPE, { receiverID: floGlobals.adminID, senderIDs: [myFloID] });
-
-            // Store info in local history
-            compactIDB.addData('my_orders_history', final_buy_list);
-
-            this.reset_bucket_list();
-
+        },
+        build_orders_object: function(cityname='') {
+            Orders = {};
+            Orders.city = {};
+            Orders.city[cityname] = {};
+            Orders.city[cityname].buy_orders = [];
+            Orders.city[cityname].sell_orders = [];
+            return Orders;
         },
         reset_bucket_list: function() {
             this.total_buying_price = 0;
             this.buy_list = [];
-        }
+        },
+        set_delivery_receiving_address: function() {
+            if (typeof(Storage) == "undefined") {
+                system_message('LocalStorage not supported.');
+                throw new Error('LocalStorage not supported.');
+            }
+            let FloECommerceUserAddress = localStorage.getItem("FloECommerceUserAddress");
+            if (FloECommerceUserAddress===null) {
+                FloECommerceUserAddress = prompt("Please enter your local address. We will fetch local services near you.");
+                if(typeof FloECommerceUserAddress!=="string" && FloECommerceUserAddress.length<1) {
+                    system_message('Invalid Address. Please refresh to enter address again.');
+                    return;
+                } 
+                localStorage.setItem("FloECommerceUserAddress", FloECommerceUserAddress);
+            }
+        },
+        reset_delivery_receiving_address: function(new_addr='') {
+            if(typeof new_addr==='string' && new_addr.length>0) 
+                localStorage.setItem("FloECommerceUserAddress", new_addr);
+        },
     }
 </script>
 
+<script>
+    try {        
+
+        
+
+    } catch (error) {
+        throw new Error(error)
+    }   
+</script>
+
 </html>
\ No newline at end of file