This report delves into the core concepts of financial accounting, emphasizing its significance in providing insights into an organization's financial performance. It explores the preparation of financial statements, including the Profit & Loss account, Balance Sheet, and Cash Flow statement, adhering to accounting principles and regulations. The report covers key aspects such as accounting rules, principles (conservatism, cost principle, going concern, monetary unit, full disclosure, matching principle, revenue recognition, materiality, time period assumption, and economic entity assumption), and accounting conventions (materiality and disclosure). It includes practical examples, such as client analyses, showcasing the application of these principles in real-world scenarios. The report also touches on the regulations associated with financial accounting, including the role of IASB. Furthermore, the report provides practical examples through the analysis of six clients' financial transactions, illustrating bookkeeping, ledger accounting, and the double-entry system. Through the analysis of these elements, the report aims to provide a comprehensive understanding of financial accounting and its practical implications.