Research and gather information about what you are going to do today, but don't start acting yet.
Today is a day for thinking and planning and not for doing, Capricorn. Take the time today to go over your plans and ideas meticulously and talk to other people, especially experts in this field. Gather as much information as possible and make yourself knowledgeable. Do your research, this is your investment in your future activity, and then when you come to do it you will be prepared.