Don't signal - you need both hands to control the streering.
Don't make a special point of looking in the mirror - you should know what's behind you anyway.
Stop as quickly and safely as possible, keeping your vehicle under control.
Look all around before moving off again.
No Video showing? You need Windows Media Player. Get it for free here. For Windows |For Mac users
If you have Windows Media Player installed Click here
Practice makes perfect, so get plenty of practice from a Approved Driving Instructor.