A valid email address is a real email address to which you have access (ex: username@domain.com) - at this address we will send you the confirmation email for registering on ShopMania and also for other site emails.
It’s probably that you already sign up on site – if you don’t remember or you have forgotten your password you should access the Forgot password page and we will send you an email that will allow you to reset your password and successfully log in into your existing ShopMania account. If you keep having trouble logging in please contact us at my@shopmania.co.uk.