retail is replacing shopping centers and shopping malls as retailers are moving their brick-and-mortar stores to walkable downtowns. 1. online. 2. urban. 3. specialty. 4. big-box. Neighborhood centers or town center shops have service area (radius) between miles and miles. 1. 5;10. 2. 5;15. 3. 2;5. 4. 2;10