Cuts in tax property value have cost the school district an estimated $6.7 million in revenue over the last three years By Mike McGann, Editor, UnionvilleTimes.com Tax appeals are expected to cost the Unionville-Chadds Ford School District an additional $422,000 in lost revenue in the 2012-13 school year. EAST MARLBOROUGH — Homeowners hoping to get an easy path to getting their property tax values...