diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index 40009ac69d0..50eb400775e 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -4,7 +4,7 @@
 from __future__ import unicode_literals
 import frappe, erpnext
 import frappe.defaults
-from frappe.utils import cint, flt, add_months, today, date_diff, getdate, add_days, cstr, nowdate, get_link_to_form
+from frappe.utils import cint, flt, getdate, add_days, cstr, nowdate, get_link_to_form, formatdate
 from frappe import _, msgprint, throw
 from erpnext.accounts.party import get_party_account, get_due_date
 from frappe.model.mapper import get_mapped_doc
@@ -549,7 +549,12 @@ class SalesInvoice(SellingController):
 		self.against_income_account = ','.join(against_acc)
 
 	def add_remarks(self):
-		if not self.remarks: self.remarks = 'No Remarks'
+		if not self.remarks:
+			if self.po_no and self.po_date:
+				self.remarks = _("Against Customer Order {0} dated {1}").format(self.po_no, 
+					formatdate(self.po_date))
+			else:
+				self.remarks = _("No Remarks")
 
 	def validate_auto_set_posting_time(self):
 		# Don't auto set the posting date and time if invoice is amended
diff --git a/erpnext/controllers/selling_controller.py b/erpnext/controllers/selling_controller.py
index 85cfb951fcc..812021f5c86 100644
--- a/erpnext/controllers/selling_controller.py
+++ b/erpnext/controllers/selling_controller.py
@@ -233,7 +233,7 @@ class SellingController(StockController):
 							'allow_zero_valuation': d.allow_zero_valuation_rate,
 							'sales_invoice_item': d.get("sales_invoice_item"),
 							'dn_detail': d.get("dn_detail"),
-							'incoming_rate': p.incoming_rate
+							'incoming_rate': p.get("incoming_rate")
 						}))
 			else:
 				il.append(frappe._dict({
@@ -252,7 +252,7 @@ class SellingController(StockController):
 					'allow_zero_valuation': d.allow_zero_valuation_rate,
 					'sales_invoice_item': d.get("sales_invoice_item"),
 					'dn_detail': d.get("dn_detail"),
-					'incoming_rate': d.incoming_rate
+					'incoming_rate': d.get("incoming_rate")
 				}))
 		return il