Etching your own printed circuit boards

Today's topic is printing and etching your own circuit boards!

I have found Pulsar's toner transfer paper to be quite easy to use and make good quality circuit boards in very little time.  However, when I first started using this technique, I found it quite difficult to obtain good results (toner didn't transfer well, traces were broken...) - after some fussing around, I figured out all the little tricks and ended up with a good method.  It's documented in the following:  

WP's Illustrated Guide to PCB Etching (3.1MB pdf)

Hope this helps your home-grown electronics making!