See this
post by
CO Insider, in the thread
2011 OnePass Program Changes:
Originally Posted by
CO Insider
At 24 hours before departure, we will prioritize expired waitlists for Regional Upgrades, Systemwide Upgrades and Mileage Upgrade Rewards ahead of all complimentary Elite upgrades, including those that would otherwise book into ZE class. This is a change we implemented only in the last couple months to ensure our Elite Upgrade Automation properly accounted for these customers with expired upgrade reward waitlists within 24 hours.
What isn't spelled out is whether fare class or elite status comes first, in ordering RUs, SWUs, and MURs on the upgrade standby list. Please ask CO, and report back their answer. Or ask yourself,
"What would Jeff pick?"