You shouldn't require someone else to pay for your things.
Jerry is a broke guitar player who makes money playing at shows and is stressed out that his guitar is in bad condition.
Jerry wants to obtain a new guitar.
Jerry buys the guitar buy charging it on his credit card.
Jerry makes his spouse pay for his guitar citing that he needs it for work.
Jerry's spouse is pleased because Jerry is no longer stressed over the guitar.
Jerry's spouse doesn't have enough money to buy something for herself now.