In these parts, an advertised white collar job that doesn't require a specialized tech background will commonly draw 50+ applicants. I've been told in interviews down here that I was one of 117 applicants and I should be happy I got as far as the interview stage.
Underemployment is a huge problem down here, and there have been studies to back yp florida girl's points.
As far as foreign workers go, the majority of them are college kids looking for a summer abroad, or people who work winters in Jamaica and summers here and it works out well for employer and employee alike. But human trafficing is a serious and still growing problem in the area. The Okaloosa County Sheriff's Department can tell you many of a story about what's going on in that regard in Destin, and I doubt that problem stops at the county line.