21.   Greg Kosc and Drew Coble are expected to be awarded their jobs back, another umpire said, because they never signed resignation letters.

22.   He made his resignation letter public in an effort to force the United States and the United Nations to return to a tougher stance.

23.   He made his resignation letter public in an effort to force the United States and the United Nations to return to a tougher stance on Iraq.

24.   He called for Concetta Leonardi, his longtime secretary, and, pacing, revising, dictated a formal resignation letter.

25.   He said he loved Boston, but he never mentioned the city or its fans in his resignation letter.

26.   Her boss marked up her resignation letter with a red pen, and gave it back so she could rewrite it.

27.   Hold on to your resignation letter is the message of this article!

28.   However, the missing resignation letter was not the reason that the commissioners were unable to pick an interim chief Tuesday.

29.   His resignation letter to the town clerk did not explain why he was resigning, and did not mention his uncertain citizenship status.

30.   I followed his advice and submitted my resignation letter.