NEW: Get 6,000 points when you add a free supplementary to your Amex Gold or BA Amex
American Express has, for a limited period, doubled the bonus you get when you add a supplementary card to: Supplementary cards are free, so this is a very easy pile of points worth up to 6,000 Avios .....
American Express has, for a limited period, doubled the bonus you get when you add a supplementary card to: .....
8 Jul 20218 July 2021 • 55 comments