For safety’s sake, all switches and circuit breakers should be labeled as to function and direction.
In Case You Missed It
How Fast Is a Speed Nut?
A “speed nut” is a somewhat generic term that is occasionally used for a...
Found From Space
A technology developed by ham radio operators, called automatic position reporting system (APRS), coupled with low-cost GPS receivers, a decent antenna and the World Wide Web, have made it possible to track light-aircraft flights without incurring access or subscription fees. Yes, you'll need to get a Technician license for radio operators, but thats a minor obstacle if this system is something you want or need to use.