Tulsa shooting casts spotlight on volunteer police

But it's important not to jump to conclusions or generalize based on one case, said Jonathan Thompson, executive http://floridatitleresearch.com/blog/2015/06/29/facts-two-way-radios/ director and CEO of the National Sheriffs' Association. For departments across the country, he said, volunteer programs provide a lot of value.

"There are probably quite a few dozen, if not hundreds of programs out there," he said. "Let's not paint all of the success with the mistakes of one."

Here's a look at how some reserve programs work, and the reasons behind them:

Why do law enforcement agencies have v