Along the Brunswick County coast, a listing photo often does the selling before anyone picks up the phone. A guest scrolling rental sites from three states away decides in a few seconds whether an oceanfront cottage looks bright and inviting. A buyer browsing homes near the Intracoastal Waterway judges the kitchen from one picture. A golf course or pro shop competes for tee times with an image of a fairway that has to look as good on a phone as it does in person. In beach towns where so much business