Los Angeles-based Mogreet, the mobile marketing and greeting card firm headed by James Citron, said today that the firm was behind a mobile video messaging campaign with ABC Family, for its Pretty Little Liars premier this evening. Details of the win were not disclosed. Mogreet said that it worked with ABC Family to drive tune-in and interaction with viewers through the mobile video messaging campaign for the new original series, helping ABC to build its mobile database. Mogreet is venture backed by Ascend Venture Group, Black Diamond Ventures, DFJ Frontier and Spyglass Ventures.