1.) On the right-hand side under Followers, click "Join this site".
2.) Choose the account you want to use to follow. (If you have a Google, Yahoo, or Twitter account, this is simple. If you don't, you will need to register by clicking on "Create a new Google account" on the bottom.)
3.) Once you've registered, sign in.
4.) Choose to Follow Publicly to allow your name to be displayed as a follower.
5.) Click "Follow this blog" and you're done!
Here is a little how-to video also to help:
Once you are a follower, commenting is simple... you just need to be signed in and you can comment away! If you have ANY questions, feel free to ask. I love reading comments and seeing my "followers" list grow. Currently, my # of followers is... pretty pathetic. but I KNOW more of you are reading. So FOLLOW!! And forward along to your friends and family! I really appreciate it. :)