To update your email address, first you must log on to your Scambook account, then click on the Account section in your settings: www.scambook.com/account/edit
There you will have the option to update your email address. Make sure you look out for an email from Scambook with a link to confirm the changes to your account. Your email updates will not go through until you have completed this last step.
If you have any further questions, please contact Scambook Support at [email protected]. [email protected]