Sure... but the thing is this: you could just take small deposit against the final check. And vary the scale or application of that deposit. For example, put

Sure... but the thing is this: you could just take small deposit against the final check. And vary the scale or application of that deposit. For example, putting in a $10 deposit could give you a $ 15 credit. That's just one example on how a 'normal' demand restaurant could use ticketing and dynamic, variable pricing.