1.   Barnabas dashed down the stairs and crouched by the mail slot, growling.

2.   Those with goods stacked outside might leave a note asking you to slide money into the mail slot should you take anything.

3.   At the front door a few stray letters and postcards to the cast have been dropped through the mail slot and litter the floor.

4.   Behind the mail slots is a scanner, and a shredder stands to the right.

5.   Bender stole a look through a knee-level mail slot and discovered, to his delight, that Krzyzewski was the hire.

6.   But no anthrax spores were detected at her post office or near her mail slot.

7.   Each cubicle has a solid steel door with a plexiglass panel about the size of a mail slot at eye level.

8.   For years, its bronze mail slot was a popular depository for student valentine cards -- until someone with a heart of steel ordered it screwed shut.

9.   He looked outside and found a thank you note in his mail slot.

10.   Her apartment and every mail slot in her building came back negative.