“The lack of a good filing system can be one of the greatest obstacles to implementing a personal management system” – David Allen in Getting Things Done.
Though not really part of the GTD systematic approach, the MoSCoW Rules, often applied to priorising in project management, can be useful in helping you decide what order to do the tasks on your lists.
What it consists of
Would you like to extend your life by 6 months? Then follow this simple rule: “If you can get an action done in less than two minutes then do it now!”