"After attending last year's event, the FAA determined that the fly-bys of Aerial Cavalcade met the definition of an Airshow and therefore required a waiver." Source: Flabob Flying Circus website.
A preplanned instrument flight rule (IFR) departure procedure printed for pilot use in textual or graphic form to provide obstruction clearance via the least onerous route from the terminal area to the appropriate en route structure.
You are invited to enter and see some of the professionally built, airplane model kits in the gallery or read through some of the tutorials on detailed scale model aircraft building.