Senior FO’s are having trips bought for training which allows them to double dip or pick up premium trips if they want to chase the money. They are in control of their schedules and making good money. What incentive do they have to upgrade until they are solid line holders? Why would someone willingly give that up to be on reserve for years in bases covering multiple airports? A stripe, a new hat, and the title of captain just isn’t that big of a deal.