This document provides information about using the second conditional structure in English. It explains that the second conditional is used to talk about hypothetical or unlikely situations and their consequences. It uses the structure "if + past simple" and "would/wouldn't + infinitive". Examples are given like "If I had money, I would pay for dinner". The document also notes that the second conditional can be used to give advice by saying "If I were you...". Several examples of using the second conditional to give advice are given.