1) The document is an email from Thomas Stegemann, a technical sales specialist at GWAVA, discussing GWAVA's archiving software Retain. 2) Retain provides unified archiving of email, appointments, tasks and other files with features like single instance storage, compliance capabilities, and an easy user interface. 3) Retain is compared to other archiving solutions from Proofpoint, Symantec, and Smarsh, with Retain noted as providing superior support.