Hello RockBottom - pls refer the instructions outlined at
http://www.pligg.com/forum/showthread.php?p=20582 and
Single step registration + Confirmation e-mail v0.1 to get started.
If you want - i can do it for you at a reasonable price - provided you give me the templated files for modification (
PM me if interested), I have latter developed a even better implementation of this that is currently in use with
http://memeorlame.com and
http://do1thing.net (yet to launch)