Monday Morning Mainstream Post
This morning I am going to stress the fact that if you are planning on working mainstream one of the first things you should do is build a simple Blog at Blogger and get it approved for adsense.
Once you get one site approved you don't have to go back and get another site approved. You just have to be sure to stay with in the guide lines of Google adsense when you add adsense to new sites.
Here are some great places to read more information on Adsense
Digital Point Forum about Adsense
Google Community: Forums - Google AdWords & AdSense Forum
If you want to learn a lot about Google Adsense that is the places to go. Very good information at both