There are several things that parents of returning NRIs should consider when their children move back to India. Here are a few main things to consider:

1. Healthcare: Parents of returning NRIs should consider the availability and quality of healthcare services in India. They should also consider whether they need any vaccinations or medical checkups before moving to India.
2. Housing: Parents of returning NRIs should consider their housing options in India and whether they need to buy or rent a property. They should also consider the location of the property and its proximity to basic amenities such as hospitals, schools, and markets.
3. Financial Planning: Parents of returning NRIs should consider their financial planning and whether they need to open a bank account, invest in a retirement plan, or purchase insurance.
4. Cultural Adjustment: Parents of returning NRIs should consider the cultural differences between the country they are moving from and India. They should be prepared to adjust to new customs, traditions, and ways of life.
5. Social Life: Parents of returning NRIs should consider their social life in India and whether they will be able to make new friends and engage in social activities. They should also consider the language barrier and whether they need to learn a new language to communicate with locals.
6. Safety and Security: Parents of returning NRIs should consider the safety and security situation in India and take necessary precautions to stay safe. They should be aware of the potential risks and dangers and know how to respond in case of any emergency.

Overall, parents of returning NRIs should carefully consider these factors and seek the necessary support and resources to ensure a smooth transition to life in India. They can reach out to various organizations and support groups to get the assistance they need.