Sign in with the account you use for SkyDrive, Xbox LIVE, Outlook.com, or other Microsoft services.
Sign in with the account provided by your work or school to use with Office 365 or other Microsoft services.
How to use SkyDrive to share your Office documents. With SkyDrive, you can control who sees your docs, and who can edit them. And when you’re done sharing, you can change the permissions so only you can see them.