17a-4 focuses on the email archive, archiving e-messaging (blackberry. OCS Chat, IM Manager, POD messaging, LinkedIn profiles/InMail, Twitter, Facebook, and LivePerson), and e.-Discovery (producing content from live data sources like CIFS, NFS, NAS, Microsoft Exchange, laptops, desktops, and SharePoint repositories). Our e-messaging archiving software supports all email archives in operation, and we advise on types of email archives for prospective users.