"NO!" he exclaims "It worked fine my way the other day"
Ok so why ask!?
"Ok. I'm sorry. We'll try your way" says I "Just remember you can't put 2 pints in a 1 pint jug without emptying it first"
I reset the file to how it was when he came in and send it to print. He'll get charged £30 for a nice sheet of glossy A0 paper with a postage stamp image in the top right hand corner. I bet the cheeky fuck will also demand a refund.