Yeah, it really isn't anything to get it up. Like everything else at 26, only one direction to go.I agree with this character assessment.
OP, speaking to the GC is your answer. He'll float you, especially if you've already completed but haven't been paid for the first two yet.
For the future, continue to use your new credit card for ALL materials and pay it off each month. Your credit history will grow and you'll get access to higher lines of credit. Won't take long!