Signaling may also be one force behind the spread of voluntary CSR reporting.

FORBES: What Do We Make Of CSR Reporting?

Nothing in this section shall preclude the Federal Bureau of Investigation, or other Federal law enforcement agencies, from continuing to use authorized, non-coercive techniques of interrogation that are designed to elicit voluntary statements and do not involve the use of force, threats, or promises.

WHITEHOUSE: Executive Order 13491 -- Ensuring Lawful Interrogations

Such suits have the effect b and, given the nature of the litigants, are seemingly intended b to suppress what is, arguably, the most important force-multiplier available for homeland security: voluntary action by responsible citizens.

CENTERFORSECURITYPOLICY: Dems deep-six the King Amendment

After the expiration of that program, the IRS has created a new voluntary disclosure program, with increased penalties, in order to force some of the stragglers to cooperate.

FORBES: FATCA: Giving More Tools to the IRS

Participation in the review was voluntary and Mr Blake had no statutory powers to require people to co-operate, nor to force his recommendations to be implemented.

BBC: NEWS | UK | The Deepcut investigations