Yeah, you load in all the stuff you want to trade in, then check out. The rest of the instructions are there.
But, you can print out their label, which includes the shipping price, and get $9.99 less for your trade in or not do it. I would recommend using their label. Box up the goods, throw the label on it and get it to a Fedex shipping office. Once the trade in place receives your clubs, they'll go through them and either give you what was quoted or less, depending on your honesty of the condition, and they email you a gift certificate to use with Sub 70.
That's it in a nutshell. U