I must issue a strong warning against doing any such thing.

People don't issue warnings for 2,000 years without some good reason.

It was one of many technology companies to issue such a warning in recent weeks.

If the department must issue a warning, it will, he said.

In each case, he said, an officer was sent to issue a warning.

I should now like to issue a warning against the use of these same principles.

Should he make an arrest or just issue a warning?

Since the law took effect a year ago, only warnings have been issued.

Where the analysts drive things, however, is when they issue warnings.

Officials felt that was enough to issue a stern public warning.