Affiliates many times ask what a good landing page looks like and
what info goes on the page.
Here is a good example. It's for a B2B site but you will get some good ideas.
"If your goal is to make Google richer with no gain for your yourself, then stop reading. You don't need to worry about landing pages or conversions. But if your goal is to grow your own business using search, then you must pay as much—or more—attention to converting traffic into leads as you do to getting traffic in the first place."
Better B2B Landing Pages: A Case Study