I've been perusing the web and I find that unless you know what you're talking about there isn't a good reference.
The best I can do - as a regular guy, are vague symptoms and "feelings" that something isn't right and that doesn't translate well to the information online.
What's a good place to start for stuff like
"If you're feeling the front end do this - start here"
"If the back end is bouncing around too much - start here"
"If the front end is hopping over bumpy ground - start here"
Part of the other issue here is that often these symptoms are just how the bike is - you ain't going to fix them. Choppers with huge rake angles just don't ride like sport bikes - or so I guess??