We all know that search engines look at the quality of a page as part of determining its relevance for a particular search. While search engines might use different algorithms for determining relevance for paid and organic results, the idea behind page quality is the same. The higher relevance a page has to the topic, the higher placement it will achieve.
We often think of PPC landing pages and optimized pages as being two separate pages altogether. But in many cases they can be one in the same. Landing pages need to be optimized, and optimized pages need to act as effective landing pages. The goal for both is the same: Get the sale!