It would be more useful to have the invoice number in the Statement Ref field displayed at the bottom right of the Customer Activity Statement. I request our customers to quote this "statement ref" w...
All that you need to do is to customise your Customer Activity Statement form/s to pick up the invoice number as the reference, place/locate/insert the reference field where you wish it to be on your Statement form (bottom right corner) and everything will display just as you wish it to.