Under the page "My Profile", in the Notification Settings panel, you can select how you’d like to be notified when an action takes place and in what method you’d like to be informed of said action. You have the option of being notified by email or on the web platform. If you don’t want to receive any web notifications simply slide all of the toggles to the off positions.
Should you require email notifications simply select the frequency in which you want to receive those emails.
In regards to alerts regarding due dates there are time sensitive settings you can select from. Whether your interested in receiving the notifications by email or on the web platform you have three options. 24 hours before the issue is due, 48 hours before, or Do not notify me.