Sage 50cloud Pastel with Microsoft Office 365 is a trusted desktop software with cloud and mobile flexibility, to give you the best of what technology has to offer without disrupting the way you do business. It helps you run your business more efficiently by managing your accounting, invoicing, cash-flow, inventory, taxes, and so much more. With Sage 50cloud Pastel, you will receive software updates and upgrades at no additional cost and have access to unlimited support.