Saving PST files in email server makes the process cost-efficient as the migrated PST files can be accessed anytime and from anywhere. Thus, for PST to Groupwise migration it is advised to install trial version of Kernel for Outlook PST Repair that saves 25 items per folder in different file formats like DBX, MBOX, MSG, EML, TXT, RTF, HTML, and MHTML. Once satisfied with its features, user can purchase the licensed version of the tool.