like a heart or thumbs up makes likes, pressing a button input certain information to be calculated or processed as data. the button can be switched off with a second press or the info can be removed elsewhere. the button can be linked to data and formulas in sheet, like if formula.
buttons can be added to a screen or list with unassociated or related info. once data is entered and processed, you can use this same screen of buttons to start a new interaction/transaction.