How is this a negotiation tactic. "I bought $200 worth of stuff from your store and the store bought $0 worth of stuff from me. To punish them, I'm going to pa

How is this a negotiation tactic. "I bought $200 worth of stuff from your store and the store bought $0 worth of stuff from me. To punish them, I'm going to pay myself $100 every time I buy anything from the store in the future - that will show them!"