Robert Walker, Editor of ARF Marketing Glossary by Robert Walker | Feb 25, 2020 | Marketing research, Marketing terms, Media Planning This content is restricted to site members. If you are an existing user, please log in. New users may register below.Existing Users Log InUsername or EmailPassword Remember Me New User RegistrationChoose a Username*First Name*Last Name*Address 1*Address 2City*State*Zip*Country*Phone*Email**Required field