diff --git a/js/controllers/send.js b/js/controllers/send.js
index ee280ee5d..3aa370f20 100644
--- a/js/controllers/send.js
+++ b/js/controllers/send.js
@@ -64,27 +64,42 @@ angular.module('copayApp.controllers').controller('SendController',
       function done(ntxid, ca) {
         var txp = w.txProposals.txps[ntxid];
         var merchantData = txp.merchant;
+        var amt = angular.element(document.querySelector('input#amount'));
         if (w.isShared()) {
           $scope.loading = false;
           var message = 'The transaction proposal has been created';
           if (ca) {
-            message += '.\nThis payment protocol transaction'
-              + 'has been verified through ' + ca + '.';
+            message += '\nThis payment protocol transaction'
+              + ' has been verified through ' + ca + '.';
+          }
+          if (merchantData) {
+            message += '\nFor merchant: ' + merchantData.pr.payment_url;
           }
           notification.success('Success!', message);
           $scope.loadTxs();
+          if (merchantData) {
+            amt.attr('disabled', false);
+          }
         } else {
           w.sendTx(ntxid, function(txid, ca) {
             if (txid) {
-              notification.success('Transaction broadcast', 'Transaction id: ' + txid);
+              var message = 'Transaction id: ' + txid;
               if (ca) {
-                notification.success('Root Certificate', ca);
+                message += '\nThis payment protocol transaction'
+                  + ' has been verified through ' + ca + '.';
               }
+              if (merchantData) {
+                message += '\nFor merchant: ' + merchantData.pr.payment_url;
+              }
+              notification.success('Transaction broadcast', message);
             } else {
               notification.error('Error', 'There was an error sending the transaction.');
             }
             $scope.loading = false;
             $scope.loadTxs();
+            if (merchantData) {
+              amt.attr('disabled', false);
+            }
           });
         }
         $rootScope.pendingPayment = null;
diff --git a/js/directives.js b/js/directives.js
index aed56933d..19d1ce9a7 100644
--- a/js/directives.js
+++ b/js/directives.js
@@ -1,8 +1,6 @@
 'use strict';
 
 angular.module('copayApp.directives')
-  //.directive('validAddress', ['$rootScope',
-    //function($rootScope) {
   .directive('validAddress', [
     function() {
 
@@ -13,17 +11,20 @@ angular.module('copayApp.directives')
         require: 'ngModel',
         link: function(scope, elem, attrs, ctrl) {
           var validator = function(value) {
-            // Is payment protocol address?
             var uri = copay.HDPath.parseBitcoinURI(value);
 
+            // Is this a payment protocol URI (BIP-72)?
             if (uri && uri.merchant) {
               scope.wallet.fetchPaymentTx(uri.merchant, function(err, merchantData) {
-                var txp = { merchant: merchantData };
+                if (err) {
+                  // XXX where would we send this error?
+                  return;
+                }
 
-                var expires = new Date(txp.merchant.pr.expires * 1000);
-                var memo = txp.merchant.pr.memo;
-                var payment_url = txp.merchant.pr.payment_url;
-                var total = txp.merchant.total;
+                var expires = new Date(merchantData.pr.expires * 1000);
+                var memo = merchantData.pr.memo;
+                var payment_url = merchantData.pr.payment_url;
+                var total = merchantData.total;
 
                 if (typeof total === 'string') {
                   total = bitcore.bignum(total, 10).toBuffer();
@@ -46,14 +47,15 @@ angular.module('copayApp.directives')
                 var tamount = angular.element(
                   document.querySelector('div.send-note > p[ng-class]:nth-of-type(2)'));
                 tamount.attr('class',
-                  tamount.attr('class').replace(' hidden', ''))
+                  tamount.attr('class').replace('hidden', '').trim())
                 tamount.text(total + ' (CA: ' + ca
                   + '. Expires: '
                   + expires.toISOString()
                   + '): ' + memo);
+
+                ctrl.$setValidity('validAddress', true);
               });
 
-              ctrl.$setValidity('validAddress', true);
               return 'Merchant: '+ uri.merchant;
             }
 
diff --git a/js/models/core/Wallet.js b/js/models/core/Wallet.js
index 6cd173c49..b205a08dc 100644
--- a/js/models/core/Wallet.js
+++ b/js/models/core/Wallet.js
@@ -881,10 +881,8 @@ Wallet.prototype.createPaymentTx = function(options, cb) {
 
   var req = this.paymentRequests[options.uri];
   if (req) {
-    req.options.memo = options.memo;
-    req.options.fetch = false;
     delete this.paymentRequests[options.uri];
-    this.receivePaymentRequest(req.options, req.pr, cb);
+    this.receivePaymentRequest(options, req.pr, cb);
     return;
   }
 
@@ -925,10 +923,10 @@ Wallet.prototype.fetchPaymentTx = function(options, cb) {
     return cb(null, req.merchantData);
   }
 
-  return this.createPaymentTx(options, function(err, merchantData, options, pr) {
+  return this.createPaymentTx(options, function(err, merchantData, pr) {
+    if (err) return cb(err);
     self.paymentRequests[options.uri] = {
       merchantData: merchantData,
-      options: options,
       pr: pr
     };
     return cb(null, merchantData);
@@ -1020,7 +1018,7 @@ Wallet.prototype.receivePaymentRequest = function(options, pr, cb) {
   return this.getUnspent(function(err, unspent) {
     if (options.fetch) {
       self.createPaymentTxSync(options, merchantData, unspent);
-      return cb(null, merchantData, options, pr);
+      return cb(null, merchantData, pr);
     }
 
     var ntxid = self.createPaymentTxSync(options, merchantData, unspent);