The lobby of the Hotel at Avalon, part of a new $1 billion, 86-acre mixed-use development in the Atlanta suburb of Alpharetta, Ga., May 2, 2018. As mixed-use developments become destinations for leisure and business travelers, they are likewise becoming a preferred destination for hotel investors; this 330-room hotel is thus far outperforming expectations. (Dustin Chambers/The New York Times)