http://howtomakehonestmoneyonline.co...oull-ever-need
I dug up an article I read way back when I was promoting clickbank products that helped me shed some light on why my conversion rates where so low and maybe it can help you too.
http://burnthefat.com/affiliate_area...g_secrets.html
You're on the right path. Your campaign is slightly profitable which is a good thing. Continue running the campaign and collect more data. Do more research on your product and find more keywords to add. With search campaigns it's a numbers thing. The more keywords you have the more chances of making more money.