Part of the game is am improper balance of transparency. While the spotters collect and many publish photos of the aircraft, we don't have it the other way around. So, potential thieves get their information from spotters data, but we don't get the data of the spotters ...
We have a lot of spotters at our airfield, but they are almost 90+% organized in two clubs and wear club ID cards, they attend our pilots briefing meetings and we know them. It is even a little bit like a neighborhood watch, as they tend to take pictures of to them unknown foreign spotters ...
Theft of Rotax appears to be an increasing issue. I suspect it comes as a result of the microlight business with no registrations whatsoever. Maybe we start a discussion to get this business under certification monitoring again?