They still need to know you are there and this helps the bonding and attachment process, which is an important part of child development. (newkidscenter.com)
While a parenting plan is not necessarily considered a legal document, some states require parents to file a parenting plan with the court as part of the child custody agreement. (thespruce.com)
Child support is an integral part of child custody law. (info.legalzoom.com)