Looks like your ISP blocked our emails, which causes our website to temporarily restrict access. I apologize for the inconvenience. Unfortunately this has become necessary as people sometimes abuse the website.
I have lifted the restriction, so you can try again to create a user account. If your ISP continues to block emails from us, you may need to use a third-party email address to register. I recommend Gmail for this.
Regards, Jonathan Atkinson www.ballroomdancers.com