The visitor logs are huge, hundreds of pages in big loose-leaf binders, each page filled with signatures front and back. When Leslie Rossi first created the Trump House, she had no idea it would become what one local political leader called a "mecca for the silent majority" — a destination for 1,000 visitors a day, people who want to pick up a free Trump hat, or shirt, or flag, and who want to pose in front of the 14-foot high cutout of President Trump in the front yard. More importantly, she had no idea it would become a center for people...