At least you're using the actual months. I've recently had to deal with 4-5-4 Retail Calendars. Explaining to my coworkers why the data for September includes d

At least you're using the actual months. I've recently had to deal with 4-5-4 Retail Calendars. Explaining to my coworkers why the data for September includes dates from both August and October, and that's Working As Intended.