bad customer service

oooookay, lets see...if you are helping someone, you should HELP them...not say, im sorry, you already paid...but you can keep you coupon! oh joy, excuse me but i did tell you to wait and i did tell you that i had a coupon but no, you didnt listen...you just shut the cash drawer and said..."oops sorry!" oh well! sucks for me! these ppl need ppl who understand customer service. damn. im so much better qualified for her job and yet...factory work. damn. i hate bad customer service.