The trap that will make you remember

Sometimes remembering something very important is more difficult than you might expect, and since it is something important, you simply cannot forget to bring it. You can try to remember it yourself, or you can make sure something remembers for you. For these occasions, there is a trick that rarely fails and that will even help you be able to relax knowing that you will not forget. This week's Done! is about setting a trap for yourself so that you will not forget what you need to remember.