They offer products such as Influencer Ads, a platform that helps advertisers and publishers create engaging online experiences and increase user engagement by wrapping standard online display ad units with an interactive social media layer. They also have SocialNotes, which enables instant social interactivity on any web page, and Importer, a tool that allows visitors to import their existing web-based address books. PopularMedia aims to help advertisers and publishers multiply the impact of their online ad campaigns and significantly increase user engagement. They have a strategic partnership with Contagion and were founded in 2003, with headquarters in San Francisco, California.