There is another blog I've added to the blogroll:

Strobist

Your flash photography will never be the same again. At Strobist, our goal is to promote more effective use of small, shoe-mount flashes. To teach you to use your small strobe to get results like the professionals get. Photographers from around the world have been bitten by the bug, and it's about to happen to you. Why small strobes? Because that's all you really need.

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This site is a fountain of information about using small strobes for big light. And doing it on a budget. An incredible site if you ever had wanted to know about using strobes but were afraid to ask. It's my answer to using lights on a micro budget. Very illuminating.