Originally Posted by AfterSchoolMom:
I create a calendar at the beginning of the year outlining all of the days (as far as I can tell, anyway) that I'll be closed. I also have a space in the contract where they sign saying that they received, read, and understand the calendar.
THEN I creat an email newsletter that I send out every two months. My families have NO excuses for not knowing when I'm closed. 
Oh yeah I also do a calendar each month and give to them AND have a HUGE calendar on my front door!! AHHGG !!! Drives me crazy !!