Sage 500

I've used other versions of Sage, but I'm new to Sage 500. Is there a keyboard shortcut to advance tabs when you're in Accounts Payable > Process Vouchers > Enter Vouchers? I'd like to be able to use a shortcut to move from the header tab to the detail…

Is there a way to print blank stock checks in Sage 500? My AP person doesn't want to use pre-printed checks. Also, how do I add a signature to the AP check print form, Sage 500? I'm so used to having source code, I was a former developer, so I'm having…