It allows foreign nationals, whether they're working or not, to own property anywhere in the United States and to travel in and out of the country as they please, as well as obtain green cards for themselves, their spouse, and unmarried children under the age of 21. (realtormag.realtor.org)
And the convoluted process of obtaining green cards — particularly challenging for immigrants from Central America — added to the family's sense of insecurity. (inc.com)