Method 1 - “REGISTER PAYMENT” BUTTON  (if you do not handle accounting in Odoo)

• Create a vendor bill 

• Click on the button Register Payment on the bill and validate the payment in the pop up window

• Click on the little « i » next to the « Paid on »
  to see the details about the reconciliation 

• Create a payment ( Invoicing > Vendors > Payment)

• Create a vendor bill

• Create a vendor bill as explained before

• Create a bank statement by going to the Accounting app’s dashboard  

• Add a line and fill the information with the right Partner and don’t forget to put a « - » in front of the amount of the bill as it represents money going OUT

• Click on the green button Reconcile

• A new window appears where you would select
  more bills to reconcile

• Notice that the line is in BLACK

• Validate the reconciliation via the button

• create a Vendor Bill and click on the Register Payment button

• Create a bank statement as explained

• Again, add a line with a negative amount

• Reconcile with the green button Reconcile

• Notice that the line is BLUE

• A BLACK line means that the journal entries still need to be created
• A BLUE line informs us that the payment has already been registered and, thus, that the journal entries have been already created