1.   A Raiders spokesman, reached in Oakland, offered no comment on the letter campaign, and could not confirm that Davis knows about it.

2.   But the school system did not begin lobbying for changes in the state entrance rules until parents initiated a letter campaign last year.

3.   Delta officials said they are aware employees have launched a letter campaign, but are not involved in it.

4.   Letter campaigns work, but not often.

5.   Other groups have launched letter campaigns, urging alcohol companies to stop using young-looking models in their advertisements.

6.   The NRA countered with a letter campaign, urging members to write to the Japanese diplomatic mission here to denounce the U.N. initiative.

7.   Friends of the Earth said it would fight the US decision through a concerted fax and letter campaign.