When it comes to autograph collecting, SportsGraphing.com is the best discussion forum on the Internet, without a doubt. It doesn't matter if you are new to the hobby or have been involved in it 25 years, you'll definitely find this site helpful and informative. This website has hundreds of members, which means hundreds of opportunities for you to get answers to the questions you've been asking. If you prefer through the mail autograph collecting, you'll find information on that. If your passion is in-person, you'll find information on that too!
This website also offers sports card and autograph trading opportunities, general sports discussion and so much more. The sign up fee is well worth it - if you are serious about collecting, then you should definitely sign up. You'll be glad you did.