This volume serves as a definitive cost-estimation reference for professionals involved in landscape and external works contracting. Authored by the firm Davis Langdon and Wayne R. Davis, the text provides a standardized framework for calculating expenses in both hard and soft landscape projects. It utilizes historical data and industry-standard pricing models to assist contractors, architects, and quantity surveyors in project budgeting.

Industry professionals frequently utilize this text as a foundational resource for accurate project forecasting. Experts highlight the technical density of the data, noting its utility as a standard reference for complex landscape procurement.