These are personal cards which are held by American Express Cardmembers. In the South African market alone, there are nine different American Express Consumer Cards ranging from a normal blue card to a platinum card.
These cards are used by small businesses throughout the world mainly for business expenditure.
These cards are used by large corporates to manage their employee day-to-day purchases.
These cards are foreign cards which range from personal cards to corporate cards, which are all used for day-to-day expenses.
Cards are most likely linked to a rewards programme which enables Cardmembers to earn points or use them as cash at your store.