diff --git a/js/models/TxProposal.js b/js/models/TxProposal.js
index 1bfbf6c23..bb36052c3 100644
--- a/js/models/TxProposal.js
+++ b/js/models/TxProposal.js
@@ -38,6 +38,17 @@ function TxProposal(opts) {
   this.readonly = opts.readonly || null;
   this.merchant = opts.merchant || null;
   this.paymentProtocolURL = opts.paymentProtocolURL || null;
+
+  if (opts.creator) {
+    var now = Date.now();
+    var me = {};
+    me[opts.creator] = now;
+
+    this.signedBy = this.seenBy = me;
+    this.creator = opts.creator;
+    this.createdTs = now;
+  }
+
   this._sync();
 }
 
@@ -50,7 +61,7 @@ TxProposal.prototype._checkPayPro = function() {
   if (!this.merchant.outs || this.merchant.outs.length !== 1)
     throw new Error('PayPro: Unsopported number of outputs');
 
-  if (this.merchant.expires <  (this.getSent() ||  Date.now()/1000.) )
+  if (this.merchant.expires < (this.getSent() || Date.now() / 1000.))
     throw new Error('PayPro: Request expired');
 
   if (!this.merchant.total || !this.merchant.outs[0].amountSatStr || !this.merchant.outs[0].address)
diff --git a/js/models/Wallet.js b/js/models/Wallet.js
index 1d382b068..5ce44a90a 100644
--- a/js/models/Wallet.js
+++ b/js/models/Wallet.js
@@ -1541,7 +1541,9 @@ Wallet.prototype.fetchPaymentRequest = function(options, cb) {
       var merchantData, err;
       try {
         merchantData = self.parsePaymentRequest(options, pr);
-      } catch (e) { err = e};
+      } catch (e) {
+        err = e
+      };
 
       log.debug('PayPro request data', merchantData);
       return cb(err, merchantData);
@@ -1831,7 +1833,7 @@ Wallet.prototype.sendPaymentTx = function(ntxid, options, cb) {
       ack = paypro.makePaymentACK(data);
       return self.receivePaymentRequestACK(ntxid, tx, txp, ack, cb);
     })
-    .error(function(data, status ) {
+    .error(function(data, status) {
       log.debug('Sending to server was not met with a returned tx.');
       log.debug('XHR status: ' + status);
       self._processTxProposalSent(ntxid, function(err, txid) {
@@ -2136,7 +2138,7 @@ Wallet.prototype.createTx = function(opts, cb) {
   var self = this;
   var toAddress = opts.toAddress;
   var amountSat = opts.amountSat;
-  preconditions.checkArgument(!opts.comment || opts.comment.length <= 100);
+  var comment = opts.comment;
   var url = opts.url;
 
   if (url && !opts.merchantData) {
@@ -2148,7 +2150,7 @@ Wallet.prototype.createTx = function(opts, cb) {
       if (err) return cb(err);
       opts.merchantData = merchantData;
       opts.amountSat = merchantData.outs[0].address;
-      opts.toAddress =  merchantData.outs[0].amount;
+      opts.toAddress = merchantData.outs[0].amount;
       self.createTx(opts, cb);
     });
   };
@@ -2158,19 +2160,21 @@ Wallet.prototype.createTx = function(opts, cb) {
   this.getUnspent(function(err, safeUnspent) {
     if (err) return cb(new Error('Could not get list of UTXOs'));
 
-    var ntxid;
+    var ntxid, txp;
     try {
-      var txp = self.createTxProposal(toAddress, amountSat, safeUnspent, opts.builderOpts);
-
-      if (opts.merchantData)
-        txp.addMerchantData(opts.merchantData);
-
-      var ntxid = self.addNewTxProposal(txp);
-      log.debug('TXP Added: ', ntxid);
+      txp = self.createTxProposal(toAddress, amountSat, comment, safeUnspent, opts.builderOpts);
     } catch (e) {
+      log.error(e);
       return cb(e);
     }
 
+    if (opts.merchantData)
+      txp.addMerchantData(opts.merchantData);
+
+    var ntxid = self.txProposals.add(txp);
+    log.debug('TXP Added: ', ntxid);
+
+
     if (!ntxid) {
       return cb(new Error('Error creating the transaction'));
     }
@@ -2194,10 +2198,11 @@ var sanitize = function(address) {
  * @desc Create a transaction proposal
  * @TODO: Document more
  */
-Wallet.prototype.createTxProposal = function(toAddress, amountSat, utxos, builderOpts) {
+Wallet.prototype.createTxProposal = function(toAddress, amountSat, comment, utxos, builderOpts) {
   preconditions.checkArgument(toAddress);
   preconditions.checkArgument(amountSat);
   preconditions.checkArgument(_.isArray(utxos));
+  preconditions.checkArgument(!comment || comment.length <= 100, 'Comment too long');
   builderOpts = builderOpts || {};
 
   var pkr = this.publicKeyRing;
@@ -2257,32 +2262,11 @@ Wallet.prototype.createTxProposal = function(toAddress, amountSat, utxos, builde
     inputChainPaths: inputChainPaths,
     comment: comment,
     builder: b,
+    creator: this.getMyCopayerId(),
   });
 };
 
 
-/* addNewTxProposal
- * adds a transaction proposal to the list. Sets current copayer and creation metadata.
- *
- * @param {txp} Transaction Proposal Object
- * @desc returns normalized transaction ID
- * @param {ntxid}
- */
-Wallet.prototype.addNewTxProposal = function(txp) {
-  var myId = this.getMyCopayerId();
-  var now = Date.now();
-  var me = {};
-  me[myId] = now;
-
-  // Add metadata to TxP
-  txp.signedBy = txp.seenBy = me;
-  txp.creator = myId;
-  txp.createdTs = now;
-
-  var ntxid = this.txProposals.add(txp);
-  return ntxid;
-};
-
 /**
  * @desc Updates all the indexes for the current publicKeyRing. This scans
  * the blockchain looking for transactions on derived addresses.
diff --git a/test/Wallet.js b/test/Wallet.js
index 63665173c..aa034fa20 100644
--- a/test/Wallet.js
+++ b/test/Wallet.js
@@ -222,7 +222,7 @@ describe('Wallet model', function() {
     unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(1, true);
 
     var f = function() {
-      var ntxid = w.createTxSync(
+      var ntxid = w.createTxProposal(
         '15q6HKjWHAksHcH91JW23BJEuzZgFwydBt',
         '123456789',
         null,
@@ -233,18 +233,18 @@ describe('Wallet model', function() {
   });
 
 
+
   it('#create, check builder opts', function() {
     var w = cachedCreateW2();
     unspentTest[0].address = w.publicKeyRing.getAddress(1, true, w.publicKey).toString();
     unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(1, true, w.publicKey);
-    var ntxid = w.createTxSync(
+    var txp = w.createTxProposal(
       'mgGJEugdPnvhmRuFdbdQcFfoFLc1XXeB79',
       '123456789',
       null,
       unspentTest
     );
-    var t = w.txProposals;
-    var opts = JSON.parse(t.txps[ntxid].builder.vanilla.opts);
+    var opts = JSON.parse(txp.builder.vanilla.opts);
     opts.signhash.should.equal(1);
     (opts.lockTime === null).should.be.true;
     should.not.exist(opts.fee);
@@ -257,15 +257,13 @@ describe('Wallet model', function() {
     unspentTest[0].address = w.publicKeyRing.getAddress(1, true, w.publicKey).toString();
     unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(1, true, w.publicKey);
 
-    var ntxid = w.createTxSync(
+    var txp = w.createTxProposal(
       'mgGJEugdPnvhmRuFdbdQcFfoFLc1XXeB79',
       '123456789',
       null,
       unspentTest
     );
 
-    var t = w.txProposals;
-    var txp = t.txps[ntxid];
     Object.keys(txp._inputSigners).length.should.equal(1);
     var tx = txp.builder.build();
     should.exist(tx);
@@ -282,15 +280,13 @@ describe('Wallet model', function() {
     unspentTest[0].address = w.publicKeyRing.getAddress(1, true, w.publicKey).toString();
     unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(1, true, w.publicKey);
 
-    var ntxid = w.createTxSync(
+    var txp = w.createTxProposal(
       'mgGJEugdPnvhmRuFdbdQcFfoFLc1XXeB79',
       '123456789',
       comment,
       unspentTest
     );
 
-    var t = w.txProposals;
-    var txp = t.txps[ntxid];
     var tx = txp.builder.build();
     should.exist(tx);
     txp.comment.should.equal(comment);
@@ -304,16 +300,14 @@ describe('Wallet model', function() {
     unspentTest[0].address = w.publicKeyRing.getAddress(1, true, w.publicKey).toString();
     unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(1, true, w.publicKey);
 
-    var badCreate = function() {
-      w.createTxSync(
+    (function() {
+      w.createTxProposal(
         'mgGJEugdPnvhmRuFdbdQcFfoFLc1XXeB79',
         '123456789',
         comment,
         unspentTest
       );
-    }
-
-    chai.expect(badCreate).to.throw(Error);
+    }).should.throw('Comment');
   });
 
   it('#addressIsOwn', function() {
@@ -336,21 +330,19 @@ describe('Wallet model', function() {
       for (var index = 0; index < 3; index++) {
         unspentTest[0].address = w.publicKeyRing.getAddress(index, isChange, w.publicKey).toString();
         unspentTest[0].scriptPubKey = w.publicKeyRing.getScriptPubKeyHex(index, isChange, w.publicKey);
-        w.createTxSync(
+        var txp = w.createTxProposal(
           'mgGJEugdPnvhmRuFdbdQcFfoFLc1XXeB79',
           '123456789',
           null,
           unspentTest
         );
-        var t = w.txProposals;
-        var k = Object.keys(t.txps)[0];
-        var tx = t.txps[k].builder.build();
+        var tx = txp.builder.build();
         should.exist(tx);
         tx.isComplete().should.equal(false);
         tx.countInputMissingSignatures(0).should.equal(2);
 
-        (t.txps[k].signedBy[w.privateKey.getId()] - ts > 0).should.equal(true);
-        (t.txps[k].seenBy[w.privateKey.getId()] - ts > 0).should.equal(true);
+        (txp.signedBy[w.privateKey.getId()] - ts > 0).should.equal(true);
+        (txp.seenBy[w.privateKey.getId()] - ts > 0).should.equal(true);
       }
     }
   });
@@ -774,7 +766,10 @@ describe('Wallet model', function() {
     var w = cachedCreateW2();
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       ntxid.length.should.equal(64);
       done();
     });
@@ -788,7 +783,10 @@ describe('Wallet model', function() {
     var w = createW2([k2]);
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       w.on('txProposalsUpdated', function() {
         w.getTxProposals()[0].signedByUs.should.equal(true);
         w.getTxProposals()[0].rejectedByUs.should.equal(false);
@@ -802,7 +800,10 @@ describe('Wallet model', function() {
     var w = cachedCreateW2();
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       (function() {
         w.reject(ntxid);
       }).should.throw('reject a signed');
@@ -814,7 +815,10 @@ describe('Wallet model', function() {
     var oldK = w.privateKey;
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       var s = sinon.stub(w, 'getMyCopayerId').returns('213');
       Object.keys(w.txProposals.get(ntxid).rejectedBy).length.should.equal(0);
       w.reject(ntxid);
@@ -828,7 +832,10 @@ describe('Wallet model', function() {
     var w = createW2(null, 1);
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       w.sendTx(ntxid, function(txid) {
         txid.length.should.equal(64);
         done();
@@ -839,7 +846,10 @@ describe('Wallet model', function() {
     var w = createW2(null, 1);
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       var txp = w.txProposals.get(ntxid);
       // Assign fake builder
       txp.builder = new Builder();
@@ -858,7 +868,10 @@ describe('Wallet model', function() {
     var w = createW2(null, 1);
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       sinon.stub(w.blockchain, 'broadcast').yields({
         statusCode: 303
       });
@@ -872,7 +885,10 @@ describe('Wallet model', function() {
     var w = cachedCreateW2();
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       w.sendTxProposal.bind(w).should.throw('Illegal Argument.');
       (function() {
         w.sendTxProposal(ntxid);
@@ -885,7 +901,10 @@ describe('Wallet model', function() {
     var w = cachedCreateW2();
     var utxo = createUTXO(w);
     w.blockchain.fixUnspent(utxo);
-    w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+    w.createTx({
+      toAddress: toAddress,
+      amountSat: amountSatStr,
+    }, function(err, ntxid) {
       w.sendAllTxProposals.bind(w).should.not.throw();
       (function() {
         w.sendAllTxProposals();
@@ -900,7 +919,10 @@ describe('Wallet model', function() {
       var utxo = createUTXO(w);
       w.blockchain.fixUnspent(utxo);
       sinon.stub(w, 'getUnspent').yields('error', null);
-      w.createTx(toAddress, amountSatStr, null, function(err, ntxid) {
+      w.createTx({
+        toAddress: toAddress,
+        amountSat: amountSatStr,
+      }, function(err, ntxid) {
         chai.expect(err.message).to.equal('Could not get list of UTXOs');
         done();
       });
@@ -2049,7 +2071,7 @@ describe('Wallet model', function() {
       }];
 
       w.blockchain.getTransactions = sinon.stub().yields(null, {
-        items: txs.slice(2,3),
+        items: txs.slice(2, 3),
         totalItems: txs.length,
       });
       w.getAddressesInfo = sinon.stub().returns([{