I have spent more than two decades inside the luxury real estate market. In that time, I have watched the way wealthy buyers find their next home change beyond recognition — quietly at first, then all at once. Five years ago, the path was familiar. A buyer in London, São Paulo, Dubai, or Mexico City would call a broker. They would request a portfolio. They would fly in for a tour. The conversation began with a person.
Today, the conversation begins with a…

