Authors:

In enforcement, you always have to have both a focus on the really worst actors - you know, gang bangers, in this case, drug dealers, that sort of thing - but also routine enforcement because think about, for instance, the IRS. They don't say, OK, well, if you're not a money launderer, it doesn't matter whether you fill your tax return out right or not. They have both. They go after the really bad actors and they have a kind of general, routine enforcement.

"A Closer Look At Obama Administration's Controversial Deportation Plans". "All Things Considered" with Michel Martin, www.npr.org. December 26, 2015.
In enforcement, you always have to have both a focus on the really worst actors - you know, gang bangers, in this case, drug dealers, that sort of thing - but also routine enforcement because think about, for instance,