Answer:

overpay

Answer	Crossword Clue
OVERPAY	Get a bad deal at the store
OVERPAY	You deserve credits when you do this
OVERPAY	Deserve credit, perhaps

OVERPAY	Get gouged
OVERPAY	Reward excessively.
OVERPAY	Give too much for.
OVERPAY	Compensate in a way.
OVERPAY	Be due a refund, perhaps
OVERPAY	Give cash to a scalper, e.g.
OVERPAY	Remunerate excessively
OVERPAY	Give too much to