Bitcoin (BTC) is a decentralised digital currency that can be transferred almost instantly and securely between...
"After you have purchased your Bitcoin from your chosen Exchange, the next step is to transfer the required amount to your designated own BTC Wallet. Then from your BTC Wallet, the last step is to transfer the donation amount to the address provided by DBG."
Choose your sponsor level then send to DBG address. Its near the bottom of the page.
You are one step ahead of me....still trying to wrap my head around the bitcoin stuff and its stessing me out!