The book "Don't Sweat the Small Stuff in Love" by Kristine Carlson and Richard Carlson, published by Hyperion Press in 1999, is part of the "Don't Sweat the Small Stuff Ser." It offers simple ways to nurture and strengthen relationships while avoiding habits that can break down loving connections. With a hardcover format, 272 pages, and a focus on family and relationships, it explores topics of love, romance, and general relationship advice.