Contact us at contact@parkcare.co.uk to make changes to your booking. Please include your details and desired changes in the email so we can process this quickly. You can also use the contact form on Heathrowairportparking24.co.uk. Cancelling your booking requires you to log into your Heathrowairportparking24.co.uk. We advise you to read the terms and conditions to get information about reimbursement.