We ask for your address and email, so we can keep you updated about the challenge, send you resources to help you on the day, and contact you about other campaigns and fundraising opportunities. You don’t have to leave your phone number, but if you choose to share it, we'll use it to update you on other ways you can get involved, including campaigns, fundraising and donations. You can opt out at any time. By submitting this form, you are agreeing to our privacy policy and data protection policy.