If drinking enough water is the most difficult task [1] for you, you might want to try holding yourself accountable on paper. Instagram users have been sharing creative ways they've customized their bullet journals [2] to hit their goals, but adding a water tracker has got to be one of our favorites. Whether you want to increase your daily intake or maintain a healthy level of hydration, documenting your progress will help you see your habits. To get inspired, see 11 awesome ideas ahead!