You want to make money
How are you going to make money? Are there any affiliate programs you can join? Do any of the companies have affiliate schemes? What if you can't make money through selling through an affiliate program? Could you sell a product yourself?

Other ways to make money through your site
You can find various banner schemes which pay per click. Problems are mainly you need a high volume of traffic before you can get accepted, or make any money.

Commission Junction offers a wide range of affiliates, some of which are bound to be relevant! You might want to spend some time looking through all the affiliate options at CJ.com Click Here for Commission Junction
Amazon sell books, software, DVDs and videos!
TradeDoubler have a range of affiliates - its free to look round. You're bound to find some great programs on this site.