Social Media Best Buy parlays its tech expertise into a video network Best Buy On features informational videos and tech news reports; segments will play on the electronics chain’s 145,000 in-store TV screens. By Matt WilsonJan. 24, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.