Multigenerational living is quietly reshaping neighborhoods across the South Shore. David Cutler Real Estate explores what's driving the trend and what it means for buyers and sellers. I've lived in Avon for 17 years. I know my street. I know my neighbors. So when I noticed that the house a few doors down was suddenly a lot busier — eight cars in the driveway, more voices, more life spilling out onto the lawn — I got curious. I don't know exactly who's living there or how it