Sentence 1: Sally was a serious shopper and always has coupons. 
 Sentence 3: She was at a store she visited every week, and the manager knew her 
 Sentence 4:  Since Sally had always been nice, the manager gave her a discount 
 Sentence 5:  Sally was so appreciative that she then shopped there twice as much 
 Option 1: She was always rude to others while shopping. 
 Option 2: Once, when she was about to check out, she was missing her coupons.