<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by CALflyboi:
You can always inquire with the agents working the flights about you chances of an upgrade.</font>
And they may or may not check, but will give you an answer anyway.
Watch specific stations (like
DFW) that have known issues with lazy GA's letting F seats fly empty. You may have to harp on them a bit.