You can buy and sell surfboards easily to upgrade your surfboard to new gear. Trade in your old surfboard and get the newest surfboards. Or sell your surfboard to get other gear like a new wetsuit or to use the cash towards another surfboard. You can also buy and sell snowboards in the same manner. If fact, BoardSpin allows you to buy and buy surfboards, snowboards, wakeboards, skateboards and all the gear and surfing accessories. So, swap surfboard gear on BoardSpin, it's free.