Sorry, I don't really know how much they cost? Sounds like someone has plenty of experience though.
Casino... Go to roulette table and wait for black to hit 3 times in a row, then bet red.
Change your own oil and you might be able to upgrade the hooker.
Change your own oil and you might be able to upgrade the hooker.
But isn't that the point of a prosti? You don't pay for sex, you pay them to leave when it's over.