Whether enforcing a divorce decree or signing a will, the answers underscore the importance of acting promptly and understanding what courts will recognize as legally valid. A Harris County courtroom is seen in 2020.

Q: My sister-in-law is a single mom with two teenage children. She has been divorced for over five years and receives child support from her ex. The divorce decree requires her ex pay half the cost of all sports activities and any medical charges. To date, he has not contributed at all, and my sister-in-law has paid about $15,000 for these expenses. She has detailed records and receipts and regularly asks him to pay his share, but he ignores her requests. She is struggling to make ends meet and typically goes without for herself to address the needs of her children. What options are available to her to recover this money? She lives in Texas, and they divorced in Texas.

A: Your sister-in-law should file a motion to........

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