Originally Posted by
lsquare
I'm still confused about what will count for the four BA segments to get BA Gold. I know BA-operated flights count. What if I buy a BA-marketed, but AA-operated flight from BA's website? Will that count? Will basic economy fares count? I'm currently a BA Silver.
Yes. See section 02 of this post:
https://www.flyertalk.com/forum/33863721-post4.html