Organizers are now concentrating on preparing for arrival at check-in this Thursday, and are no longer responding to inquiries by phone or e-mail.
See this post if you wish to register for all three days of the pilgrimage. In that case, see this post for instructions to bring you to check-in, Thursday.
For answers to all your FAQs and more instructions in detail, see this post.
If you wish to register for Sunday only, see this post. In that case, see this post for instructions.
Blessed pilgrimage!