Early-season snowfall and intensive snow-making efforts have created great skiing on groomed runs at Jackson Hole Mountain Resort. Today’s Jackson Hole real estate activity: NEW: Cottonwood Park 3-bed, 1,508-square-foot townhouse built in 1987 on .11 acres, listed by Jackson Hole Sotheby’s International Realty for $969,000. NEW: Grand Teton Meadows 5-bed, 2,818-square-foot home built in 1989...