Nitpick: Technically it's the common traffic advisory frequency (https://en.wikipedia.org/wiki/Common_traffic_advisory_frequency https://en.wikipedia.org/wiki/C

Nitpick: Technically it's the common traffic advisory frequency (https://en.wikipedia.org/wiki/Common_traffic_advisory_frequency https://en.wikipedia.org/wiki/Common_traffic_advisory_freque...) rather than unicom. Often they're the same one, but in places where they're split, unicom is for the ground and CTAF for coordinating in the air and for taking off and landing.