My turbo-normalised Bonanza was ready for air test on Friday. We did a couple of ground runs, made a couple of adjustments, and flew a short flight in the overhead of EGTF. On Monday, weather permitting, I’m planning to do a more extensive flight including a climb to at least FL220 to prove the turbo. So how do I file an IFR flight plan to depart EGTF, climb to FL220 in any direction,...