You don't have to buy anything. Setup a wallet, and send $1 worth of btc to yourself. Same process you would use to send someone else money. They give you a BTC address, you copy/paste it into the "send" feature of your wallet, and it is a done deal.What kind of legal stuff can you buy with bitcoin, just for getting the hang of things?
And that's everything that is wrong with WU/MGI've never had to fill out any forms. Just go to the same location. The first time you go all they need is an ID. After that your in the system and all they ask is your phone number, the name, country and amount. Takes around 2 minutes in and out.