Of all the SEO clients I enjoy writing content for, I'd have to say my favorite in general are those that deal with real estate. They're pretty much the easiest to write because you have a wealth of information at your fingertips either from the internet or because you've been there.

One that I did today and learned a lot about Mississippi gulf coast real estate was topgulfcoastrealtor.com

Not to mention that the song Mississippi Queen kept running through my head the whole time...