I haven't received the verification email after signing up.

The verification email can take a minute or two to be delivered. If you can't find it in your email account or spam folder after a couple of minutes, try to log in and you will be given the option to resend the email.

If you have a Facebook, Yahoo, Google or Microsoft account, you can verify your email account by simply clicking the corresponding large white button at the top of the sign up page or the log in page.