Before I take on a non-trivial task (programming or otherwise) I just write down a few ad-hoc examples on paper and make notes of special cases, concerns or que

Before I take on a non-trivial task (programming or otherwise) I just write down a few ad-hoc examples on paper and make notes of special cases, concerns or questions I need answered. I don't buy into the more organized attempts to get me to adopt any specific scheme.