Man, you're going to get all sorts of offers from brand new accounts who will be delighted to take you up on your offer. However, once you send PayPal payment, that's the last you'll hear from them. So there's basically 2 scenarios that will play out here:
1. You're going to get scammed.
2. You're a scammer yourself.
You can easily eliminate both of these scenarios by simply not using PayPal. If you must use PayPal, Virwox is about your only viable choice.
That or you just take the money to your bank acc and buy it via bank or whatever is not easy reversible