For less than 12 hours:

1. Recovery Slips
2. White slips
3. Long Call with yellow slips
4. OOBWS
5. Short Call Pilots
6-11. Arcane combinations of in and out of base reserves
12. Greenslips
13. IP Greenslips
14 OOBGS
15. Rerouting flying Pilots
16-24. More arcane combinations of regular, and reserve assignments and conflicts.

Scoop