Originally Posted by
Jetstreamer
Surely the Avios will only be credited if you book on the website via the special 9000 Avios link advertised on the homepage. This is the only way I can think of that IB can have people actively opting in to the promo and track them. If they give it to any old booking made on the website or app they are giving miles away to people who might not even know about the promo.
So what? You've never heard of a promo that you don't need to sign up for? The number of people who will luck into 9,000 Avios will likely be dwarfed by the number who knowingly receive 90,000.