Before you install the software, make sure you select the correct drive letter for the installation.

The committee issued several letters of relaxation to the affected businesses during the emergency.

Before applying to graduate school, she asked her professor for a letter of reference.

The magazine invited several letter writers to share their views on the new city plan.

Historians studying old calendars often rely on dominical letters to determine which days were Sundays.

The cathedral archivist explained how each dominical letter determines which Sundays fall on which dates, a system essential for calculating the date of Easter.

Several readers wrote letters to editors criticizing the new recycling policy.

She refused to hide the scarlet letters stitched onto her sleeve, believing they were proof of a life fully lived.

Many universities are reconsidering the use of letter grades in favor of more detailed feedback.

The men of letters gathered in the old library to debate the future of the novel.