This document provides an analysis of computerized and manual accounting systems used by Forte Oil PLC in Enugu, Nigeria. It begins with an introduction and background on accounting systems, statements of the problems with manual systems, and the objectives and research questions of the study. It then reviews literature on the evolution of accounting, purposes of accounting information, data classification and storage, and controls in manual and computerized systems. The remaining chapters will present the research methodology, analysis of data collected, findings, and recommendations. The overall aim is to determine which system, manual or computerized, is more efficient and effective.