Of course they do.
Because just like news organizations, the niche pays and the general does not.
I’m not writing this from experience, of course, because as a young freelance journalist, it’s nothing I’ve developed. But, in more than a half year, I have at least learned that any freelance writer, journalist, Web developer, grant writer or anyone else who gets their own work independently must develop an area of focus and attention.
I don’t know Jen A. Miller much at all, but the still young though experienced freelance journalist is developing herself as a byline quite synonymous with the Jersey Shore.