[mothered]

I've done this with other retailers, and It's worked fine. However given I didn't have a POP, I was Issued an In-store credit.

A significant contributing factor to a successful SE, Is "timing". Be sure to do It when they're absolutely flat out serving customers, and preferably toward close of business on a Friday. They'd be tired from the working week (hence not as alert), and simply want to end the day In readiness for the weekend.