This document provides an overview of the roles and responsibilities of a quantity surveyor (QS) in the construction industry. It discusses that a QS works closely with other professionals to estimate project costs based on design drawings. The document also outlines the key processes a QS is involved in, including outlining proposals, scheme design, detail design, and tender action. It describes the different types of drawings a QS reviews, such as architectural, tender, and contract documents, to accurately quantify materials and costs for construction projects.