1.   But increased vigilance and improved technology have allowed the U.S. Border Patrol to establish control of these crossing points.

2.   Doctors are looking for hyponatremia now more than ever before, but they say that increased vigilance does not fully explain the increased diagnoses.

3.   Guarding home computers plays a serious role in the need for increased vigilance by all Americans, he said.

4.   Harvard says the move to assert its rights regarding Harvard Pilgrim is in line with its increased vigilance in protecting the name over the last few years.

5.   Industry executives and experts cite many other possible reasons for the increased vigilance.

6.   Increased vigilance today will not erase the fact that terrorists have long had access to the information and materials to cause mass casualties.

7.   Police also are hoping that their increased vigilance will reduce car thefts that occur when residents leave their cars running on cold winter mornings to warm them up.

8.   Proponents of increased vigilance on repetitive strain injuries are not staying away.

9.   Rosas warned that the higher speeds will require increased vigilance by motorists for slow-moving vehicles and during bad weather.

10.   Smullen said that increased vigilance among the tuna boats has greatly reduced dolphin mortality, and that even tougher regulations will be applied under the new labeling requirements.