I agree it's easy to reproduce. Not an easy problem by any measure. Putting in my credit card (or revealing any information I don't deem relevant to the compan

I agree it's easy to reproduce. Not an easy problem by any measure. Putting in my credit card (or revealing any information I don't deem relevant to the company / form) is always an immediate deal breaker. For Yelp, a critical mass of reviews is needed, I'm not sure they can afford that.