A business using the exemption must give employees or agents access to personal-only telephone lines (which may be pay telephones) that are not monitored or recorded; must stop listening or recording at once, and destroy the recording as soon as practicable, when a monitored conversation turns out not to concern the solicitation or research work; and must not furnish anything obtained under the exemption to law enforcement, use it in any inquiry, investigation or administrative, judicial or other proceeding, or divulge it to any third party.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.