Scot Rucker needed a place to keep his customers’ dogs while training them, and that’s how Fido’s World was born. “I was hauling two and three dogs around in my car ... and they were staying at home with me,” he said. His aunt, Dee Whitenton of Alto, showed him a 25,000-square-foot building on Skelton Road, near Shallowford Road in Gainesville, where he could board and train dogs.