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I have the Elinchrom RF3000 ringflash, but it's mostly relegated to specialty shots. In all honesty a ringflash is more of a novelty flash. You'll get more use out of a regular softbox/monolight.
I don't have a huge collection of ringflash type shots, but i have a few...Two are here:
Symbol Photography by Boston Wedding Photographer - SymbolPhoto, on Flickr
hans by Boston Wedding Photographer - SymbolPhoto, on Flickr
Photos of the Elinchrom setup with the Hensel Standard reflector with grid. (Highly recommended modifier):
Elinchrom doesn't make any modifiers for their ringflash. But luckily all the Hensel ones fit the Elinchrom version. But you'd need a Ranger Pack to power the ringflash.