Forums are good way to extend your web traffic reach. Please do not just post your ad or link, you will be banned. Add value by contributing to the forum, participate in discussion, share information. Lastly, please abide by the rules of the forum.

The following are some forums you can visit:

talkgold.com
webmaster-talk.com
ceowebsites.com/forum
freelancemom.com/forum
thehyipforum.com
biz-whiz.com
worldwidefreelancer.com/forums
webproworld.com
wahm.com/forum
traderonlineforum.com
theadvicepro.com
talkfreelance.com
sitepoint.com/forums
moneymakergroup.com
work-at-home-business.info
dollarfriend.com/forum
bigfooty.com/forum
ryze.com
ablake.net/forum
hebdeveloper.com/forum
webmasterworld.com
cina.org/forums/category2
innovateurs.com/forum
entforum.caltech.edu
ntrepreneur-web.com
teneric.co.uk/forums/index.php
entrepreneur-web.com
entrepreneurs.about.com
http://www.internetbasedmoms.com/bb/z
getpaidforum.com
moneymakergroup.com

Note: Honestly, i have not tried every single one of them. Will try one at a time. Please leave me a comment on how you feel about the forums that you have participated. Thanks