Start by going to
http://www.istechsupport.com/resources.php and downloading the DBA file and field names spreadsheet. You can also read white papers there.
The help files are really good, both local and online. There is also a PDF version on the resources page.
The wiki may be of some help, as well, and don't forget that you can search ALL of the Evo / IS Tech web sites at once using the Multi-Site Search on
http://www.istechsupport.com/