Original sentence: "..we joke about this, but it's 80% true: I was flirting with her, to get more money out of her, and she was flirting with me to get the price down, because of the budget, and we were a little too good at it
Edited sentence: "..we joke about this, but it's 99% true: I was flirting with her, to get more money out of her, and she was flirting with me to get the price down, because of the budget, and we were a little too good at it