setting up an invoicing system for an air B&B, individual rooms are rented for varying days at my house. I want to be able to click the + on my calendar view and add a single day to be billed for. I have a ‘line item’ system set up that works great o...

Hey guys, so im working on an invoicing system. I have three columns: Item Price, custom price, and applied price. I’m in need of a formula for the applied price column that says "default to item price, but if custom price is > 0 use that custom inst...