Selective shrinking is something I started doing a little while back, was also planing on doing a selective growth as well, but never got the time.
Here's some links to my own selective shrink stuff:
http://www.process-productions.com/f...ead.php?t=8543
http://test-0.deviantart.com/art/Saz...hrink-68940811
http://test-0.deviantart.com/art/RnS...hrink-65812345
http://test-0.deviantart.com/art/Ter...hrink-67403046
Also reminds me that I apparently never uploaded any of the selective shrinking stuff from the thread onto Deviantart, I'll have to do that sometime. ^^;