Pardon Day is today. Its an opportunity to seek forgiveness where needed.
Today is also a day to say "Pardon Me", or Excuse Me" as appropriate. In today's busy society, too many people race about their lives, forgetting the small courtesies in life. Among the easiest things to let slip by, is etiquette.
Use Pardon Day to reaffirm your manners. Say "Pardon Me" or "Excuse Me" as appropriate. People will like you more. And, your mom will be so proud!
You can also use this day to seek pardon or forgiveness for mistakes and grievances you have committed. Take the opportunity to clean the slate and start anew.