Private prison = they make money for every inmate = It's a business.

=> They benefit from more people in prison.
=> They lobby for harsher sentences.
=> They lobby against the death sentence.
=> They lobby against early releases.
=> They build more and more prisons.
=> They try to keep prisons safe, no to prison murders.
=> They try to keep prisoners sick if they are paid every time a prisoner needs medical attention.

==> they will pay police, judges, prosecution, public defense ... to push more people their way...