The administration is apparently looking into ways of encouraging the plants to take voluntary steps to reduce emissions.

Hopefully, Wall Street will take voluntary steps to address these issues before it is forced to act.

It was a voluntary step intended to head off threatened governmental regulation.

Yet many corporations say that by taking some voluntary steps now, they hope to head off regulations that could be much more stringent.

The advertising industry has responded by taking voluntary steps to support consumer opt-out options.

But voluntary steps have not worked with industry in the past and will not now.

Here, then, are a few simple, voluntary steps the media could take quickly.

Other auto makers are also taking voluntary steps.

Although this was a voluntary step with no involvement from the authorities, the Canadian government did express its approval.

It is a completely free and voluntary step by a farmer.