The hard cardboard back makes writing a breeze, providing excellent support when needed. Professional Garden Service Invoice Book 50 Sets Includes Copy Invoice 100 Pages Total, White and Yellow. Variety of Services: This receipt books 2 part carbonless is designed with a user-friendly specialized table that includes all the basic gardening services, such as lawn service, mow, edge and clean, prune & trim, planter work, spray, sprinklers and more!