There’s a great article on ReelSEO.com called “The Three Types of Online Video for Business.” Also worth reading is Mashable’s 5 Tips for Using Video to Grow Your Business in 2010. Worth noting in that article:
video marketing is poised for a huge year in 2010. The reason is clear: video simply engages people in a way that static text and images cannot. There are dozens of studies that show the power of video to boost customer interaction, drive sales, encourage viral sharing, and build brand awareness. And according to MarketingSherpa, 95 percent of the companies that have used online video marketing are happy with the results and expect to use it again in the future.