Websites With Original Content Will See Higher Rankings [Google]

Google recently adjusted their algorithm so, "searchers are more likely to see the sites that wrote the original content rather than a site that scraped or copied the original site’s content," stated Matt Cutts, head of Google’s Webspam team.

Here's the link to Google's blog article: http://googleblog.blogspot.com/2011/01/google-search-and-search-engine-spam.html

Takeaway: Create lots of relevant, original content and your search engine rankings will improve.