Using SharePoint 2013 you can sync Portals data with Outlook very easily and its OOB functionality, but it is only one way synchronization. <br />To Synch outlook emails with SharePoint Portal we have implemented Outlook Add In feature <br />Using this Add In End user can push/send emails as an attachments to Existing SharePoint items. <br />Using this Add In you can access all available lists from SharePoint portal and select specific items from the list, to attach emails to it. <br /> <br />Supported Outlook versions <br />Microsoft Outlook 2003 <br />Microsoft Outlook 2007 <br />Microsoft Outlook 2010, x86 and x64 <br />Microsoft Outlook 2013, x86 and x64 <br />Microsoft Outlook 2016, x86 and x64 <br /> <br />For More info visit us at: http://www.itcube.net/microsoftsharepoint.html