1. details of a parent`s responsibilities and position towards the child in order to guarantee his or her rights and financial obligations. You can have your custody contract written to a lawyer – or if you want to save money, you can write it yourself. To do this, you can use the Custody X Change app. This is the most common agreement for married couples who have chosen to follow separate paths, but still wish to engage in the lives of their children. This situation makes children the most vulnerable because they have to deal with the loss of a parent`s permanent presence in the home. The development of this agreement should focus on how both parents can spend time with their children. Other elements are also: 4: We will inform the other parent in advance of the changes in the plans. Any changes to the schedule are always discussed with the other parent before the children are informed. In short, co-parenting means that both parents work together to raise healthy, happy and balanced children. This type of parenting puts a large part of the family directly at the center of children`s concerns and requires certain skills. The establishment of an agreement between the two parents ensures that all those involved in the upbringing of children stick to similar values and work for the same goals. Some situations are often based on co-parenting agreements: although it may seem peculiar to some, it is not uncommon for same-sex couples to want the sperm or egg donor to participate in their child`s education.