There are only so many things you can enforce by law.

However, these are not always practical, or enforced by policy and legislation.

The process is private and confidential, possibly enforced by law.

Enforced by management not being very happy with journalists if they mess up.

Truth and right prevailed, though not enforced by law, nor was there any magistrate%!

It cannot be forced on the smallest nation or enforced by the largest.

Congress shall have power to enforce this article by appropriate legislation.

Congress and the several States shall have the power to enforce this article by appropriate legislation.

In a similar manner, countries were asked to report on the measures they had taken to enforce the sanctions by 22 July 1998.

Require every building to show its address clearly, and enforce the rule by fines.