It's not the kind of call agency presidents like to receive from a potential client: “Thanks for pitching, but we went with another agency.”  The news can be particularly devastating if you believed you knocked the pitch out of the park. In those cases, Julie Rusciolleli, president of Maverick Public Relations, says agency executives should demand answers—which is exactly what she did after Virgin Mobile Canada opted to go with another firm following a competitive pitch a couple of years ...