To update the email alert notifications for your Crunchbase account, click on Account in the upper right hand corner, then select Account Settings.
From the Your Info tab under Account Information, click on the Notifications box.
Note, the above screenshot is an example of a free user account. While your screen may be slightly different, the steps to access notifications will be the same.
A box regarding your notification settings will appear prompting you to update your settings.
To turn these notifications on for a specific item, slide the button for that notification to the right. To turn off notifications off for a specific item, slide the button for that notification setting to the left. You'll know that the notification is turned on when the toggle is blue!