I require a pro-forma invoice to complete payment for my booking. If you require a pro-forma invoice, please complete a form here and a member of our support team will be in contact in regards to your request. Related articles I require a VAT Reciept for my school or group booking How do I make a card payment for my School/Group booking? I am not sure if my payment went through? Do you offer a discount for schools? Can I pre-book my visit with a Merlin Annual Pass?