Filed under: TransportationOffering incentives like free TVs and even free cars has long been part of the condo developer's sales toolkit, but a home builder in Mexico is aiming for the green crowd by offering potential buyers a free electric car. Sadly, the car in question is not the Tesla Roadster, or even a modified Prius, but a hub-motor powered vehicle from Porteon Electric Vehicles that maxes out around 25 miles per hour. Ouch. The company hasn't released any photos or specs of the car apart from the $7-9K price tag, but Porteon CEO Kenneth Montler has promised the company will "transition to a highway car over time." Montler didn't name th