Decide how you want to sort your email. WebMail includes a number of sorting criteria that allows you to define how messages are sorted:
1. Click the Gears icon located at the upper right corner of the email interface and select the Mail Tab.
2. Under the Preferences link, click on Initial Sort Criteria link under Message Display subheading.
3. Click on the radio button next to your choice of sorting criteria:
4. Click on the Save button.