Click on 'Alerts' in the top right (next to log out).
In the new window that appears click on 'Alert Preferences' in the bottom right hand corner.
Tick/untick everything you want or don't want on the new page that appears, then click 'save' at the bottom of the page.
In the new window that appears click on 'Alert Preferences' in the bottom right hand corner.
Tick/untick everything you want or don't want on the new page that appears, then click 'save' at the bottom of the page.