Outlook makes it easy to track messages from important people and all your top contacts. With the power to flag your favorite contacts, stack and rank them, and set notifications, you can prioritize messages from your most frequently contacted important people. 

For more tips like this, check out the working remotely playlist at www.youtube.com/FoetronAcademy . Also, if you need any further assistance then you can raise a support ticket and get it addressed.