"Henry Perritt Jr., one of this country's foremost scholars on labor and employment law, advocates a comprehensive test for analyzing wrongful discharge claims involving violations of public policy."
"Public policy" has nothing to do with the private policies established by a property owner when exercising his property rights on his land.
Those would be far from "public policies" as they pertain to his property, and does not dictate or even seek to alter public policy.
See 609.