I already registered but now want to join my chapter’s team. Can I get a refund for the difference? KB Admin, ATD Updated January 19, 2018 17:32 Follow Yes, please contact Natasha Porter at firstname.lastname@example.org to have the difference refunded. Related articles I’d like to get my chapter leader friends from multiple chapters together to form a chapter team. Is that possible? How do subsequent chapter team members register once the team has been established?