If you're going to be a blogger be sure to use your own content. Google loves bloggers that have their own content. You not only keep from getting google smacked but you can also rank higher, create your own brand and original content can rank higher in the search engines. Check out this brief video from Mark Cutts, about how to create blogs that are appreciated more by search engines. If you're in need of great content you can use public-domain to help you create wonderfully written copy. Be creative and allow your blogging presence to be found and crawled for better ranking.