SRDS: Where Media Decisions Are Made. SRDS is the industry standard for media planning, providing agencies and brands with comprehensive and efficient means to incorporate digital and traditional media into modern audience-first buying practices. SRDS has the highest selection of media across magazines, digital media, newspapers, television, direct marketing, out-of-home, radio, and influencers. For over 100 years, brands and agencies have relied on SRDS and its extensive U.S. media data to make informed decisions and plan smarter campaigns. With SRDS, they are able to find everything needed to identify, evaluate and connect with the right audience, all within one platform. For publishers, SRDS is a powerful revenue driver that helps them to connect with media buyers efficiently and effectively. Its platform is comprised of inventory from over 125,000 media brands.