I know a guy who expired out of the pool after being in it for a year. Whereas i got a call within a week of being in the pool...

The number of years for upgrade may be a little exaggerated. I would say it depends a little more on how well the wide body project does. As well as having orders for 65 737-MAX aircraft with an option of 10 more. Movement is slow right now because the 737-MAX order included cancelling 10 737-800NG ...