Due to the nature of weekly matchups, those in head-to-head leagues take constant stock of their teams, usually adjusting to compete with their upcoming opponents.
Diligent managers playing in rotisserie leagues are also in tune with their clubs' plights, doing routine maintenance, but there are natural checkpoints throughout the season to take extra time and give your roto roster a full tune-up. The first such time is Memorial Day weekend.
Not only is that weekend one-third of the way through the season, but also the holiday usually coincides with when category standings are on pace