+Marking is the act of leaving a [Sign](/wiki/sign) or trace, often to designate ownership, status, or a point of reference. It can involve a physical alteration of a surface or an abstract [Symbol](/wiki/symbol) to convey information across space or time.
+## See also
+- [Boundary](/wiki/boundary)
+- [Tagging](/wiki/tagging)
+- [Communication](/wiki/communication)
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