Originally Posted by
Land-of-Miles
The NatWest and Diners deals for BAEC ended in 2001 as I recall so closer to 20 years ago then 10.
Amex just pay a bigger vig to BA because their merchant fees are higher. How this settles in a post interchange fee adjustment world remains to be seen.
But wasn't it just last year that BA/Amex gave the 10 year bonus for people being with them for 10 years ?