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 
 Given Sentence 2: The same day her best friend found out she was also pregnant.