Definietly its more helping for traffic.
Using various tools you can Bul your own website. Like CMS, PHP and all that.
Because your webpage is crawl easily in the Search Engine by Sitemap.
Content is the main thing for Google Panda & Penguin updates. As well as do white hat seo.
Yes, you can put PPC on Game site.
Caching means save your webpage and Indexing means put your webpage in Database.
after panda update, unique is necessary.
Web 2.0 is the more client based interaction. Provide more facility to the User.
Wordprss is best source for CMS about SEO.
Better you search on Google for more.
Linkwheel is the strong SEO technique for getting good traffic as well as helpful for improve backlink.
Offpage Activity should be strong while SEO for website. More Social Bookmarkig, Directory Submission, Forum & Blog Psoting.
Website via blog promote your blog in social networking sites like Facebook, Twitter, stumble upon.