Quick Version :- Log In –> Settings –> Email Notifications –> Make your choices
Log in first.
Click on Settings – Top right of the screen and do not be surprised when LinkedIn asks you to Log in again.
LinkedIn always does this as you Click on Settings
Scroll down to Email Notifications
Click on Receiving messages
Edit each thing according to your needs and wishes.
Quick Version Log in –> Settings –> Notices –> Unclick New Follower Emails & Unclick Direct Text Emails
Go to your twitter account http://twitter.com/ (insert your username)
Log in with your username and password
Click on Settings in top right of the screen
Click on Notices from list at top of screen
Delete the ticks from the appropriate boxes.
Quick Version Log In (Email and password) –> Account Settings –> Notifications and Alerts –> Untick the appropriate boxes
Quick Version Log In (Email and Password) –> Settings (top right) –> Mail notification settings (LH column) –> Untick the appropriate boxes