'... when communicating with residents, preach abundance rather than restriction. “The first lesson I learned is never talk about the means, which is less cars,” Smet says. “I don’t say ‘I’m going to make this space car-free’; I say ‘I want to make this place one where parents can sit, watch the children play sports, have a drink, enjoying the clean air.’ Who can be against kids playing on a car-free square?...'