There is a special spray paint out now that is used to mark trees to let people know the boundaries of their property . It is used instead of nailing no trespassing signs into trees and possibly damaging or killing trees .
You would have to call them to find out. They can mix paint for a certain color, but I'm not too sure what no trespassing paint is.
I dont think they do you would have to call them
I encourage you to call the store. I doubt they carry purple
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