- Sell items for BTC
- Buy BTC
- Trade existing BTC and alts
- Do sig deal on here
- Enter events and competitions
- Do something awesome for people to tip you with BTC or alts
- If your morals permit, play on sites like PrimeDice (risky as you could lose a lot, but they do free BTC to play with)

There's probably others that I have missed off, but there's no shortage of ideas for boosting your stake.