What a deal it is for Mexico. They can drive the poorest 1/3 of their population to the USA, so they don’t have to provide a damn thing for them, and in return, money comes home.
I’d just remind the Mexican elites of this fact at every opportunity.
Look at this: Just as an example I looked up "What is the poorest town in Mexico" and this came back........
https://en.wikipedia.org/wiki/List_of_Mexican_states_by_poverty_rate
The town of Chiapas is poorest.
Now I'll pick a street at random in Chiapas and take a screen shot.....
Wow, for the poorest town in all of Mexico, they sure have a lot of new looking cars lining the street.