Most of my stuff is transit-related and mostly headsigns.
The first four photos show one that was sent to me at work by a transit agency that we sold some used buses to and I programmed the signs for them (one of my jobs at the agency that I worked for). When they were finished with the buses, I asked if I could get one of the signs, I said that I would be willing to come up to remove one but they said that it was no problem for one of their mechanics to do it. About a week later this package showed up:
These were purchased directly from SEPTA in Philadelphia:
The 1 TURN BACK came from the agency that I worked at and was given to me when the last of the 1980 Flexible buses were retired. The Washington Metro Vienna sign was purchased at the Gaithersburg Railroadiana Show many years ago:
The CONSHOHOCKEN ROAD EXPRESS sign came from a Red Arrow Lines Norristown line car bullet car, it is my second favorite sign (not pictured is my first, the sign from a 1947 Greyhound "Silversides" coach. The FORT McHENRY sign is from Baltimore Transit bus #1607:
My other signs gathered together for packing for my move:
A modern color sign that I programmed (and wish that I had one! 
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