Forrester Research has launched a campaign geared specifically to former clients of META Group, a company that was acquired by Gartner in April, according to BtoB Online (via MediaBuyerPlanner). Forrester will run banner ads on CIO.com, TechRepublic.com, InformationWeek.com, InfoWorld.com and Computerworld, inviting former META clients to "Find Forrester. Miss META no more." The campaign also includes email newsletter sponsorship and Google keyword sponsorships.