How to upload your own templates and avatars
Select Create Account.
Fill in your data.
Click Upload from menu.
Select image you want to upload from your hard disk and click upload.
Check My Images to see if upload was ok.
From the image's bottom select Create Signature Template or Create Avatar
Draw a rectangle/square to make selection and click save.
In My Images you should see the new created template or avatar.
Go to Signatures and enjoy your new templates/avatars :)