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.
Send a personal thank you letter to a customer who purchases your services. The letter template details the benefits of the services purchased, and offers a phone number to call if there are any issues.
Round Lake Publishing, "Sales LetterWorks"
For more variety, visit the Round Lake Publishing, "Sales LetterWorks" site.