Originally Posted by
m3red
Nothing either way. Let's put it this way, I selected auto upgrade and always was upgraded by seeing availability on manage my booking

or by being waitlisted.
I use every available option - I've just had zero success with auto upgrade.
Another question regarding the waitlist , did you need to have the exact amount of miles before you could be waitlisted officially or could you ask to be waitlisted with the knowledge that when they check down the line you will have enough miles.