Sign up using our American Express Referral Link from our American Express review and get bonus membership rewards. You can sign up for any American Express card and the bonus rewards will differ depending on the card you sign up for but these can be as much as 40000 extra points added to your account within 3 months. Get rewarded for using our referral code which can be found on our website at https://www.referandsave.co.uk/americanexpress/ to earn rewards to spend on airline points or shop vouchers.