That approach doesn't work very well today. Your demographics have changed. More and more of your target parents belong to Generation Y. They get their information from social media.
The diversity goals your school has require different approaches too. You need to extend the reach of your advertising campaigns by using social media which is easily shared. Your market has become more segmented and much more competitive. As the economic outlook makes the future look more and more uncertain parents are examining the educational foundations which their children will need in order to be successful in their adult lives.
The uncertain enconomy which has dogged us since 2008 causes financial concerns for both you and your school and your current and prospective families.
That's where social media comes in. Done well, social media will improve your admissions yield. Done consistently, social media can cement value in place in the minds of your target audience.
But remember: social media is still marketing. It requires planning and execution of that marketing plan to work. It cannot be a hit or miss approach. Neither can you leave your marketing