Here is the link for the subscription offers.
http://theologyonline.com/showthread.php?19318-TOL-Membership-Options-Explained
All are still available except the LIFETIME option.
As for uploading an avatar, you have the option to upload a pic you have saved in your personal computer, or to upload a pic with a url link.
Here's how you get to those options:
Click on
SETTINGS (will be at the top of the screen next to the log in and log out options).
A new screen appears.
To the left, under MY SETTINGS, click on
EDIT AVATAR.
A new screen appears.
Choose CUSTOM AVATAR.
You will see an option to upload from your own computer,
or to upload a pic from a url link.
Be sure an click SAVE CHANGES.
If you have any problems, let me know and I can explain in more detail.
Just let me know which part you have a problem on.