Have you wondered about the state of charge (SOC) in percent vis-a-vis the cell voltage? This chart shows the correspondence between % SOC and cell voltage. I personally use 3.85 volts/cell, or 55% SOC. Click chart for a larger image.
Have you ever wondered how to charge / discharge / dispose a LiPo, safely? This website has some helpful tips, hints, etc.:
Have a Spektrum Transmitter and struggling with programming aspects? This website walks through examples for a DX-9, but it is applicable to all the new AirWare radios: DX-6 G2, DX-7 G2, DX-8 G2, DX-9, DX-10t, and DX-18 G2: