Southern Border Communities Coalition seems like an interesting little plum - how many are foreign entities and/or acting as foreign agents?:
https://sites.google.com/site/borderstakeholderforum/stakeholders
You can’t leave these decisions to local officials. Corrupt local officials along borders (anywhere, not only in the USA) are often co-opted by smuggling cartels. They get rich on bribes while their nation suffers a demographic invasion.