When you are in charge of investing money that belongs to someone else, you must be careful and make good decisions. You need to think about what a sensible business person would do when managing other people's affairs. You should consider any special skills or knowledge you have, or that people think you have. If you are a trustee as part of your job or business, you should also think about the skills and knowledge that people would normally expect someone in your position to have, you can find more information about this by looking at the Trustee Act 1956 and other related laws. You must use this knowledge to make good investment decisions.