How would an economist respond to this?

OVERVIEW
The goal of this discussion is to apply economic concepts to people’s decision making. PROMPT
TLC
The Coupon Kid | Extreme Couponinghttps://youtu.be/W5LosUoULpo
View and analyze “The Coupon Kid | Extreme Couponing.” According to Broderick, all the items in his storage are worth approximately $4,500, but he only spent about $100. How would an economist respond to this? Are there any economic concepts that can be applied to this scenario?