Consider buying a good book on the subject. While they may not be up to the minute with new products and methods, a good book will give you a solid foundation to start with. Thus saving you from making some costly beginner mistakes and asking a lot of unnecessary questions. Not that questions aren't good...
Here are some great recommendations: Building a Proper Marine Aquarium Library by Steven Pro.
http://reefkeeping.com/issues/2008-01/tips/index.php I've personally read 7 out of 9 of these.