Everyone should have some kind of financial plan.  For many people, this does not become clear until they get married and start a family.  Once there is more than one person to think about supporting, it becomes fairly obvious that a plan must be in place in order to avoid bad consequences for spouses and kids. Most financial planning instruments were devised before America embraced marriage equality.  As a result, these devices and mechanisms make assumptions about families that, in many cases, no longer suit the real world.  As a result, it is a good idea to make sure that you have a financial plan in place that will fully…