There are stacks of tutorials on the web that guide you through the process of making signatures and avatars. Most of them focus on the design side of things - how to pull off that effect? How to add this face? How to blend the colours? Considerably fewer detail what I consider to be the technical side of the creation - how to work out the right dimensions? Achieve the right file size? Keep it active and visible on a community? And the mysteries of saving to the right format? In this tutorial I'm going to provide answers to all those technical questions, and others along the way.
