What is a characteristic of a good summary?

A characteristic of a good summary is that it captures the main points or ideas of the original text in a concise and clear manner. It should be objective and unbiased, presenting the essential information without adding personal opinions or interpretations. A good summary also maintains the original context and tone of the text, while condensing it into a shorter form. Additionally, a good summary may include key details or examples that support the main points highlighted.