There is already a registration with that e-mail address. Are you sure you want to submit another registration with the same e-mail address?

There is already a wait list registration with that e-mail address. Are you sure you want to submit another registration with the same e-mail address?

There are already multiple registrations (on both the registered list and wait lists) with that e-mail address. Are you sure you want to submit another registration with the same e-mail address?