Microsoft Exchange Online is a hosted messaging solution that delivers the capabilities of Microsoft Exchange Server as a cloud-based service. It gives users access to email, calendar, contacts, and tasks from PCs, the web, and mobile devices.
See more info on the Exchange Online site
Exeed’s Mycloudstore marketplace portal was built with simple, but very robust, cloud services management in mind. Becoming a Cloud Solution Provider (CSP) with Mycloudstore will allow you to own the customer life cycle end to end from solutions to support to billing. With multiple touchpoints, you’ll build stronger relationships with your customers and spur deeper engagement.