The document outlines financial analysis as the process of evaluating a business's financial strengths and weaknesses through the relationship between balance sheets and income statements. It distinguishes between external analysis, conducted by outside parties using published financial statements, and internal analysis, performed by internal finance departments to assist management decision-making. Key techniques discussed include horizontal and vertical analysis, comparative financial statements, trend analysis, and ratio analysis, all aimed at assessing liquidity, solvency, and profitability.