As a business owner, you will be supervising a diverse group of employees that may all come from a large number of different backgrounds and religions.  Consequently, you should be familiar with all the different religions of your employees as well as the different holidays and events that each religion celebrates.  By familiarizing yourself, you will not be taken by surprise when an employee requests for a day off for religious purposes as well as be respectful to any employee when one of these events happens.  Here are some of the main celebratory events for the four most popular religions that you will likely face as a business owner.