oo yeah g**gle s m t p rocks u can send only 500 emails /day/ account but.. whatever
i did some script for *unix systems to use g as smt
is really simple 1. get an accoutn generator to build email accounts... then code the script

some counters in it to go use next acount after 500 emaisl sent from 1

and what really rocks? inbox delivery u must love that
PM for more details..