I hate to be a wet blanket, but you do know that selling BTC through PayPal violates their acceptable use policy https://cms.paypal.com/us/cgi-bin/?cmd=_render-content&content_ID=ua/AcceptableUse_full. See Sec. 3(f) prohibiting currency exchanges. Although not everyone feels that BTC meets the definition of currency, PayPal feels that it's close enough to violate their policy.