The Pilots Operating Handbook Your POH contains a wealth of information about your airplane. Because of the demands mountain flying places on both pilot technique and airplane performance, you should spend time with your POH learning how to get the most from your airplane. You will need to know exact speeds for takeoff and landing at the weights you¼ll be using, best rate and angle of climb speeds and how they change with altitude, best glide speeds, and maneuvering speed at various weights. You should also pay close attention to takeoff and landing runway requirements at the high density altitudes you will encounter. Make a log of what you find so you can refer to them quickly.