Yes, I've been on quite a paper rose kick for the last few days. They have really captured my fancy. Last one - at least for a while! Frog Prince Paperie has a great idea for using them as toppers on gift boxes. Make the roses in pink or red for a lovely Valentine gift or pastel colors for a spring bouquet. I think a monochromatic look - white roses on a white box with white ribbon, for instance - would be stunning. The tutorial can be found here.
In case you missed them, here are a couple of other ideas for paper roses: