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Your Microsoft account is a one stop for all Microsoft partner billing information. Manage all your Microsoft billing accounts in one place - Windows 8, Windows Phone, Xbox 360, Office 365, Azure and more.
Manage Microsoft Office billing options
Provides information about managing payment options like adding, editing or removing credit card or PayPal information, managing and cancelling subscriptions, pre-paid codes, and getting refunds.
Office Store and SharePoint Store Terms of Use - STORE - Office.com
View the Office Store and SharePoint Store Terms of Use
Microsoft Office for home and school FAQ - Office.com
Get your questions about Microsoft Office answered fast. Find answers to common questions, like What’s the difference between Office 2013 suites and Office 365?