My child's father doesn't want to be on child support but when I told him he needs to start giving me money he wanted an…

My child's father doesn't want to be on child support but when I told him he needs to start giving me money he wanted an emailed list of my expenses. Wtf? Umm no this is not how it works we are not married and you don't get to tell me what to spend my money on. I'll write you a receipt for your records.