1.  The bill effectively bars migrants from joining class action suits that challenge practices of the Immigration and Naturalization Service.

2.  All these arguments assumed, throughout their long careers, that the settled practices they challenged were orthodoxies of common conviction, not ground rules of convention.

3.  Although the practice was challenged by Common Cause, a group that advocates campaign finance reform, no action was taken.

4.  Berk also said prosecutors were upset that he challenged their practice of editing questions that grand jurors submitted to witnesses called before the grand jury.

5.  But the Japanese press and senior officials have challenged the practice of having civilians aboard a military vessel during an exercise.

6.  Common Cause and other groups have tried to challenge the practice, but to no avail.

7.  Democratic leaders challenged the practice in State Supreme Court, and it was struck down last week by a judge who ruled that it exceeded legal contribution limits.

8.  He challenged the practices, thereby angering Xerox executives.

9.  Holmer, an international trade lawyer, said the United States should use its leverage in trade negotiations to challenge this practice.

10.  If the government decides to challenge the practice, the credit-card groups are likely to fight it out in court, they say.