Number of pages increases results.

When developing the website, best to include as many pages possible. Remembering to also type the adword as frequently as possible through out the pages so Google can pick it up. Google lists your sites higher if you have many pages, and constantly mention your topic (adword). With more pages, more ads can be added on to your site, which may result in several people clicking on multiple ads on your site. Always keep your site updated, Google doesn't like when site become outdated and become stagnant. Changing something every two or three days can really help your results.