This document provides an in-depth analysis of the different types, size, and scope of organisations, including private, public, and voluntary sectors. It also explores the interrelationship of various functions within an organisation and how they link to the organisational structure. The report further discusses the impacts of macro and micro factors on business objectives and decision-making, using the PESTLE analysis. It also applies the SWOT analysis to justify its influence on decision-making. The document includes case studies of TESCO, NHS, and Oxfam to provide practical insights into the business environment.