Prweb is one of the leading press release services. This video review of Prweb explains how to use Prweb step-by-step through their Vocus service to SEO a press release. (Free class materials at http://bit.ly/1Gg8Ifd). Press releases are a major SEO opportunity. Search engine optimization depends on external links, external social media mentions and external buzz. Press release services like Prweb / Vocus help you to generate the buzz. Learn how to SEO your press release through one of the best paid services for news and public relations online.