Increase conversion rate on landing page

Want an expert on landing page conversions to help with a site that has small traffic. I am willing to do some testing but because of the low traffic want an experienced person with a proven track record that just 'knows' what needs to be done. For example, you will know what colors convert most already etc, what layouts work the best, what pricing stratigies work. Also please tell me why I should hire you and how long would it take to get results. The site you will be optimizing is [login to view URL] Usually I sell people into the product on this page through a webinar on another site for $79 a month for a minimum commitment for 12 months. but wanted to try getting $199 for 2 months and then seeing if the wanted to continue after. Will need you to comment on this stratgey as well. Happy Bidding, Michael