5550 South Greenwood Avenue
Take the Red or Green Line to Garfield Boulevard. Exit and transfer to the eastbound #55 Garfield bus. Exit the bus at Ellis Avenue and walk half a block south on Ellis. The Smart is on the left, set back from the street in the center of the block.
Take the #6 Jackson Park Express bus to 55th Street. Transfer to the westbound #55 Garfield bus. Exit bus at Ellis Avenue, cross to the south side of 55th Street, and continue south on Ellis for half a block. The Smart is on the left, set back from the street in the center of the block.
Other bus routes, like the #2 Hyde Park Express and #4 Cottage Grove also have stops within walking distance.