Medical educators are beginning to enforce such limits, he said, because they want to prevent unions from gaining ground.

It will also be strictly enforcing limits on "round trip" trades in and out of its funds to four a year, the company said.

Since April 1, they have been enforcing more limits and restrictions.

But customs officials enforce strict limits on the quantities of these products that can be brought in.

Using call barring restricts access to certain numbers, allowing you to enforce limits on the use of your phone system.

An easy way to do this would be to enforce strict limits on the percentage of voucher tenants allowed in any one building.

It takes election year politics off the table by enforcing limits with or without congressional action.

Between 1942 and 1995, the court got out of the business of enforcing limits on Congress's power to regulate the economy.

Instead, the Government tries to enforce certain limits on the size of landholdings.

These parents then have the control to enforce such limits.