... advertise your blog posts. Or your goal could be to drive tra c to your website by encouraging visitors to access articles, white papers, or tools on your site and then to buy your products and services. ... credibility for your brand via objective sourcesExtend your brand reach to your customers’ own circle of in uenceE ective bridging tool between your business and your customerSave time ... focus for your strat-egy and then use separate channels to drive tra c there. For example, if your aim is to drive tra c to your blog, use Twitter, Digg, and Delicious to advertise your blog...