You’ve probably heard the statistic that one in two marriages end in divorce, but that’s not strictly true. While half of all first marriages end in divorce, the statistics for previously married couples are far worse.

A report by the U.S. Census Bureau reported that 48.6% of all custodial parents had some sort of custody agreement in place in 2011. As divorce is so common in the United States, custody agreements are a common discussion in family law firms.