1.   His behavior became increasingly violent.

2.   Any behavior can become compulsive when it is frequently used as a fix.

3.   As his behavior becomes more consistent, start giving him extra treats for great performance while ignoring unenthusiastic responses.

4.   At what point does his behavior become as reprehensible as the original crime?

5.   Bill Clinton is not the first president whose sexual behavior has become an issue.

6.   But it is also true that when an economic system richly rewards certain behavior, no one should be surprised when that behavior becomes the norm.

7.   Deliberate and controlled behavior became a norm for nations around the world.

8.   Eventually, those behaviors can become so much a part of mainstream society that they are no longer seen as unacceptable.

9.   He says such behavior is becoming more common in the workplace because of the rapidity of change.

10.   Her behavior became increasingly erratic and her health deteriorated.