How does a school communicate important information to the parents?
Perhaps through the school's newsletters?
I bring you the SMS Newsletters from months October, November and December 2010. Let me know if you find any mentions of communications center, cell phone tower, wireless tower, etc.
http://sunnyvaleschool.ca.schoolwebpages.com/education/components/docmgr/default.php?sectiondetailid=10438&
SMS Newsletter 2010Oct
SMS Newsletter 2010Nov
SMS Newsletter 2010Dec