The context of the following conversation is Aubrey went to the home improvement store but they no longer had the items on sale that they had seen the week before.:
Aubrey says I just came from the home improvement store..
The friend responds What did you get?.
Aubrey responds Just a few things that I wanted to buy..
The friend responds At least they were in stock..
Aubrey responds Yeah, but they were no longer on sale like they were the week before..
The friend responds That's why I like to buy things on sale even when I don't need it..