Vanity Url, ACMEPlumbing.com Vanity URL, Completely Unique URL, And Vanity URLs

Understanding URL structures is one of the few technical SEO flavors that every search professional must fully understand to be successful. Rand did an excellent Whiteboard Friday on the topic of Sub-domains vs. Sub-folders and 301s vs. rel=canonical tags (and it’s a must watch), but many busines…