Here’s a nice article I was sent about making games more community-enabled. Although the article is a bit dated, it still has several observations that you might want to take a look at with regards to how to make games more community-oriented.
Name (required)
Mail (will not be published) (required)
Website
XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>