This is a really well written article on landing pages. It really explains the content needed and the purpose of a landing page. It also includes some great examples related to dentistry. There is a lot of confusion out there on what the purpose of a landing page is…I meant to write up an explanation for our blog but, this is hard to beat. If you have an questions about how to connect you PPC advertising to a landing page or how to improve the performance of your online advertising, call us to discuss.

http://searchengineland.com/how-to-make-a-great-first-impression-with-ad-copy-landing-pages-65840