I have been doing a combination to do/to don't list for awhile and treat the latter like the proverbial unbreakable chain. So in addition to tasks on my list,

I have been doing a combination to do/to don't list for awhile and treat the latter like the proverbial unbreakable chain. So in addition to tasks on my list, I have a M-F to don't list that I fill in once I've ... uh, not done that thing. Mostly related to health, fitness and sleep. It helps me stay on track.