This document provides an overview of controlling principles and techniques. It discusses the basic control process of establishing standards, measuring performance against standards, and correcting variations. It covers types of control standards like physical, cost, capital, and revenue standards. Budgetary and non-budgetary control techniques are examined like budgets, statistical data, and personal observation. Productivity, cost control, purchase control, maintenance control, and quality control are also summarized. The document aims to explain key principles and approaches to monitoring and improving organizational performance.