You should include your email address such that if you forget your password, you
can use the 'forgotten password' feature to have a new password emailed to you.
This also allows us to send you any messages or alerts regarding use of the
site. We will not spam you (though we may send you relevant messages from time
to time) or release your details to anyone else. All user identification
details (Name, GMC number etc) including your email address are stored
encrypted for safety.