What term describes an informal network of communication in the assessor's office?

The term that best describes an informal network of communication within the assessor's office is "grapevine." This term specifically refers to the unofficial and often spontaneous ways in which information is shared among members of an organization, often through casual conversations and unstructured interactions. The grapevine can play a significant role in how staff share insights, rumors, and information that may not be communicated through official channels.

In contrast, the other options represent more formal or systematic forms of communication. "Network" can refer to both formal and informal connections but lacks the connotation of informality that "grapevine" possesses. "Chain of Command" refers to the structured hierarchy within an organization and the official path that information and directives follow, which is quite distinct from informal communication. "Circulars" typically denote official written communications distributed to inform staff about policies, procedures, or announcements, thereby lacking the informal nature that characterizes a grapevine.

Within the context of an assessor's office, understanding the grapevine is crucial for recognizing how information flows and influences workplace dynamics beyond formal communications.