Originally Posted by
T54A
I've always wondered why companies use their SOP as opposed to the OEM SOP. Why do some people think they know better than the guys who actually made the machine?
Because they are the ones actually operating it in their own unique environment. With their own unique pilot corps and its specific training and experience base and work/company culture.
That said, airbus makes it extremely expensive to run your own SOPs nowadays, which is why more and more operators use the OEM SOPs wether it fits or not.