This Whiteboard Friday video is very educational and is a great tool to help business associates, managers and even clients understand how critical it is have a solid SEO monitoring and maintaining your website(s) and SEO. Rand explains how negative SEO can hurt you and what others may be doing to hurt competitors. Examples of negative SEO tactics are given and explained. Rand makes it clear how serious negative SEO can really be. This is a must see video, especially those that are new to SEO.