I am always appalled at the fact that locking people up can be a lucrative business. Our corporate world knows no limits, if it can make a buck, then it will, no matter the method. The corporate prison business in America, as else where no doubt, is pouring large sums of money into lobbying to have new laws passed that will hand out bigger sentences and leave fewer opportunities for parole. That is one business plan to increase you business, of course the fact that it is human misery that you're creating as a by product, doesn't in the least matter. Immigrants are seen as another possible growth area.
A Corrections Corporation of America report from 2010 actually stated that;
“The demand for our facilities and services could be adversely affected by---leniency in conviction or parole standards and sentencing practices---”