This video gives a basic introduction to the importance of channel planning when deploying a large AREDN® mesh network. It may appeal more to amateur radio operators who already have some experience with AREDN® radios, but the basic principles for how these radios communicate with each other might be of interest to anyone.
AREDN® Channel Planning docs → https://arednmesh.readthedocs.io/en/latest/arednNetworkDesign/channel_planning.html