Counterfeit medicine is often sold illegally over the Internet or by illegal operators posing as licensed pharmacies.

The revenues raised by the sale of the new medallions would be used solely to help finance the stepped up enforcement against illegal operators.

These illegal operators often employ brutal harassment techniques that make ordinary lives impossible.

I was sure he was a pirate, an illegal operator, probably a smuggler.

But, she said, "most of the illegal operators are doing their business on foreign soil."

Her point that even higher fees would result in better enforcement against illegal operators is grossly unfair.

For an illegal operator, wildcat mining is a fairly cheap business to enter.

By informing the public, we have induced three of the five illegal operators to quit.

However, for that to happen we must fill the gaps enabling illegal operators to profit from their activities.