Preferences and Notifications can be accessed by clicking on your name at the top right hand corner of your page. Select "Preferences" from the drop down.
The Preferences tab allows you to select your timezone, distance unit (Miles or Kilometers) and the option to hide your image from other members.
The Notifications Preference tab allows you to set your email notifications of which notifications you wish to receive.
When you have made your selections, click on the Save button.