diff --git a/lib/primitives/txmeta.js b/lib/primitives/txmeta.js
index 53258c6e..8d2da6fa 100644
--- a/lib/primitives/txmeta.js
+++ b/lib/primitives/txmeta.js
@@ -15,6 +15,7 @@ var BufferReader = require('../utils/reader');
 /**
  * An extended transaction object.
  * @constructor
+ * @param {Object} options
  */
 
 function TXMeta(options) {
@@ -193,8 +194,8 @@ TXMeta.fromJSON = function fromJSON(json) {
 };
 
 /**
- * Serialize a transaction to BCoin "extended format".
- * This is the serialization format BCoin uses internally
+ * Serialize a transaction to "extended format".
+ * This is the serialization format bcoin uses internally
  * to store transactions in the database. The extended
  * serialization includes the height, block hash, index,
  * timestamp, and pending-since time.
diff --git a/lib/wallet/records.js b/lib/wallet/records.js
index ca18753e..a75395da 100644
--- a/lib/wallet/records.js
+++ b/lib/wallet/records.js
@@ -474,6 +474,8 @@ PathMapRecord.fromRaw = function fromRaw(hash, data) {
 /**
  * TXRecord
  * @constructor
+ * @param {TX} tx
+ * @param {BlockMeta?} block
  */
 
 function TXRecord(tx, block) {
@@ -492,6 +494,14 @@ function TXRecord(tx, block) {
     this.fromTX(tx, block);
 }
 
+/**
+ * Inject properties from tx and block.
+ * @private
+ * @param {TX} tx
+ * @param {Block?} block
+ * @returns {TXRecord}
+ */
+
 TXRecord.prototype.fromTX = function fromTX(tx, block) {
   this.tx = tx;
   this.hash = tx.hash('hex');
@@ -502,22 +512,43 @@ TXRecord.prototype.fromTX = function fromTX(tx, block) {
   return this;
 };
 
+/**
+ * Instantiate tx record from tx and block.
+ * @param {TX} tx
+ * @param {Block?} block
+ * @returns {TXRecord}
+ */
+
 TXRecord.fromTX = function fromTX(tx, block) {
   return new TXRecord().fromTX(tx, block);
 };
 
+/**
+ * Set block data (confirm).
+ * @param {BlockMeta} block
+ */
+
 TXRecord.prototype.setBlock = function setBlock(block) {
   this.height = block.height;
   this.block = block.hash;
   this.ts = block.ts;
 };
 
+/**
+ * Unset block (unconfirm).
+ */
+
 TXRecord.prototype.unsetBlock = function unsetBlock() {
   this.height = -1;
   this.block = null;
   this.ts = 0;
 };
 
+/**
+ * Convert tx record to a block meta.
+ * @returns {BlockMeta}
+ */
+
 TXRecord.prototype.getBlock = function getBlock() {
   if (this.height === -1)
     return;
@@ -526,8 +557,7 @@ TXRecord.prototype.getBlock = function getBlock() {
 
 /**
  * Calculate current number of transaction confirmations.
- * @param {Number?} height - Current chain height. If not
- * present, network chain height will be used.
+ * @param {Number} height - Current chain height.
  * @returns {Number} confirmations
  */
 
@@ -544,11 +574,7 @@ TXRecord.prototype.getDepth = function getDepth(height) {
 };
 
 /**
- * Serialize a transaction to BCoin "extended format".
- * This is the serialization format BCoin uses internally
- * to store transactions in the database. The extended
- * serialization includes the height, block hash, index,
- * timestamp, and pending-since time.
+ * Serialize a transaction to "extended format".
  * @returns {Buffer}
  */
 
@@ -577,7 +603,7 @@ TXRecord.prototype.toRaw = function toRaw() {
 };
 
 /**
- * Inject properties from "extended" serialization format.
+ * Inject properties from "extended" format.
  * @private
  * @param {Buffer} data
  */
@@ -587,8 +613,8 @@ TXRecord.prototype.fromRaw = function fromRaw(data) {
 
   this.tx = new TX();
   this.tx.fromReader(br);
-  this.hash = this.tx.hash('hex');
 
+  this.hash = this.tx.hash('hex');
   this.ps = br.readU32();
 
   if (br.readU8() === 1) {
@@ -604,10 +630,9 @@ TXRecord.prototype.fromRaw = function fromRaw(data) {
 };
 
 /**
- * Instantiate a transaction from a Buffer
+ * Instantiate a transaction from a buffer
  * in "extended" serialization format.
  * @param {Buffer} data
- * @param {String?} enc - One of `"hex"` or `null`.
  * @returns {TX}
  */