Who is Eddie Kuntz from Four to Score and what is their importance?

Eddie Kuntz is the ex-boyfriend of Maxine Nowicki. Kuntz called the police when Maxine took off with his car one night after a particularly intense fight, causing Maxine to be arrested. This arrest is what causes Stephanie to have to chase Maxine after she misses her court appearance. Stephanie enlists Kuntz's help in finding Maxine and in turn Kuntz hires Stephanie to give him a chance to speak to Maxine before she is taken to jail. Kuntz claims that Maxine has possession of some highly embarrassing love letters that Kuntz wants returned.