I have received a call from Wolfgang telling me what you wrote on your mail.
There is no problem, I can revise them and send to you on Monday since today there is nobody that can sign the invoice in the office.
However I only followed the forms you sent me, where final prices and corners where different and marked. So for the next time, please kidly let's try to be more clear from the beggingn in order to speed up our work.
I kindly ask you to wait for the reviced invoice on Monday. Thank you for your patience