Hello,
i personally use CGminer as it easy to setup.
you can run cgminer with no GPU and change no settings.
if you would like me to type a little guild just say
Totally useless post. He asked how to work bfgminer with 50BTC, he didn't ask how easy you thought a different program was to use.
OP, you need to use:
bfgminer.exe -G -S erupter:all
Then go to Pool Management menu, Add Pool, then put in when asked:
pool.50btc.com:8332
Your bitcoin addressAnything as PasswordThen go to Settings Menu, then key W which saves your configuration. Simple.