don't bother in the adult market, most of the designers suck and design shit that looks like there was a playschool wordpress convention recently
I mean seriously,
http://www.monstersofblog.com/port/sunispics.jpg - taking some stock clip art and converting a free theme isn't a fucking custom theme
and jesus,
http://www.monstersofblog.com/port/britishpornsluts.jpg - YAWN, how boring