As a last-minute disorganized person, I can say that writing things down analog style is useless. I'll just lose/forget to look at the paper. Instead I try to

As a last-minute disorganized person, I can say that writing things down analog style is useless. I'll just lose/forget to look at the paper. Instead I try to fill up my phone's calendar with "to do" items which have specific alarms. Some of them are daily, others are weekly, etc. It's hard to track my progress but at least that method allows me to get "reminded" that I wanted to put my mind to something.