Module Link: http://drupal.org/project/date_single_day
- Who: Technical and non-technical users
- What: The date single day module allows you to make date entry easier for dates that will never span more than one day.
- When: Use this module when you want to make it easier for content editors and your date will never go more than one day.
- Where: /sites/all/modules
- Why: This certainly isn't a required module but I would file it under the "nice to have" category.