Here's a simple instruction how to get more free bitcoin with this website.

1. Get a bitcoin wallet here: blockchain.info if you don't have one.
2. Go to the homepage http://bitbin.it and write some text or store code.
3. Press "Earn Bitcoins" and paste your wallet number to the text field.
4. Save it and wait.
5. IMPORTANT!!! Show this instruction to all your friends, so they can start earning bitcoin too. The more visitors this website gets - the more money we will earn, cause payments are based on money from Ads!

Good luck and have fun!