Spam is the biggest threat to organic search engines, whose goal is to provide quality search results for keywords or phrases entered by their users. Google's PageRank algorithm update ("BigDaddy") in February 2006—the final stage of Google's major update ("Jagger") that began in mid-summer 2005—specifically targeted spamdexing with great success. This update thus enabled Google to remove a large amount of mostly computer-generated duplicate content from its index.
Affiliate agreements can be entered into by any type of business, from sole proprietor to corporation. Affiliating with another company is a good way to promote your business and make more money by joining with someone who has a proven track record and a larger customer base. But before you join an affiliate program of any kind, consider these questions (from Leslie Truex, Home Business expert).