Mashable.com has a great article you should check out about creating a landing page in Facebook. If you have an individual page set up for your business on Facebook, I recommend reading their article about promoting that page by clicking here.
If you are in Facebook, look up Static FBML in the search bar at the top and add it to your page. You can simply go into edit your page to add HTML text. It is like the WordPress widget text box. In Facebook, it will put a tab on the top of your page and you can put in text just like you would into any HMTL text screen. I found it very useful to add the icons where they can follow me at other locations such as Twitter, Linkedin, etc. To see my example page, click here.