Bid sheets go up earlier in the year. Sign them all as you never know who might not qualify or back out. You might want to give holiday temp driving a shot as management won't run the numbers on you and you'll get a feel for whether you'd definitely like to leave PT for it forever or opt for PT and another job. Summer temp driving will give you the best idea as you're given more feedback on how you're doing and have a chance to experience how hot the inside of a package car can get.