1. Dividend Yield: Assess the yield to ensure it aligns with your investment goals. 2. Payout Ratio: The payout ratio measures the proportion of earnings paid out as dividends. A lower payout ratio may indicate that the dividend is sustainable. 3. Dividend History: Look for companies with a consistent history of paying and increasing dividends. 4. Earnings Stability: Evaluate the company's earnings stability and growth prospects to gauge the sustainability of dividends.