Originally Posted by ferrari_fan
As 5* my upgrades have been 100% and i rent mostly from ORD, MSP, MKE, STL and sometimes DTW (home base when no one can come to pick me up

lol ). corporate agent reserves C and i pick up an F without using any upgrade codes
Not sure what you mean, how do you "pick up" an F when Corp Agent reserves a C? Isn't that a double upgrade?