"That’s ultimately the most perplexing thing about OpenTable: unlike so many other Web services, this one has actually driven up operating costs, not reduced th

"That’s ultimately the most perplexing thing about OpenTable: unlike so many other Web services, this one has actually driven up operating costs, not reduced them." How much do restaurants pay to accept phone reservations? It seems the cost comes from running two reservation systems - hiring a person to accept traditional phone calls, and paying OpenTable for the online reservation system.