If you want to trade in a month old car and take an absolute bath on it, that's your call. The next owner will certainly appreciate picking up a low mileage 370Z for cheap. If you buy a 370Z and then trade it in a month later, that's basically about $6000 to own the car for a month. That's "holy ****" stupid right there.
An STI? Make sure you pick up a shocker window sticker and the appropriate bro attire: