|Screenshot of Outlook.com|
Time-based rules is a unique option for Outlook.com . You can a rule like "delete this email in 1 month".
Really usefull is the connection with Skype, Twitter, LinkedIn, Facebook and Google.
For Windows users is an option to make Skype video call direct from Outlook.com
Your Outlook.com email is the key to the Microsoft Office Online: OneDrive, Word, Excel, OneNote, PowerPoint, Office Calendar.