Carlina Teteris/Moment/Getty ImagesYou’re the one who remembers every family member’s birthday, who sends flowers when a friend’s parent passes away, and makes sure the kids sign all the Christmas cards before sending. On their own these tasks seem like no big deal, not that hard, just part of life. But on top of work, parenting, and the enormity of the mental load of running a household, these little acts of keeping your family connected to others become much more burdensome. They even have a name: kin keeping. So, what is kin keeping exactly, and how can you shuffle some of that responsibili...