It's not so easy to input info into a spreadsheet, when you are flippingback between an unprinted bill, and my spreadsheet which is pretty detailed.I'm finding it preferable for me, certainly in the short term, to keep avery close eye on what you are charging, and that includes my owncalculator for the concession amounts that we are due. So far, it seems youare miscalculating, but that's another story.So much easier to go back to a paper bill. I reckon people don't even checktheir bills, so unpr ...