In this expert opinion, Dr. Grzegorz Skrobotowicz points out that the state of California in the United States is a leader in international partnerships, including enforcement of orders and alimony. Families can apply for child support assistance, which includes streamlining child support arrangements around the world. They help obtain this support from parents who move abroad. 47 such agencies have been established in California. A perfect example is “California Child Support Services.” Their task is to help conclude a maintenance agreement, but also to enforce maintenance orders. The expert opinion indicates the scope of assistance, based on the example of the above-mentioned „California Child Support Services”.