The average price of a single-family home in Calgary has dropped for the third consecutive month and in October was more than $53,000 less than it was in July when it hit a record $505,920. + G7 `: Y! _7 ~: n+ s ; L0 L/ `7 C5 R1 @* }; Y, P* rhttp://www.canada.com/calgaryher ... ee7aa2f&k=35625