A proposed program will grant visas to foreigners investing $500,000 in residential real estate. What stipulations will be put in place to protect this scheme from degenerating into the next phase of the Mexican flop house where 3/4's of a single village rather than a single family moves into the common American domicile with the new residents leaning drunk against the fences of their neighbors while playing music loudly well past 1 am on Saturday nights with police reluctant to do anything about it?