Bethany Bey shares three valuable paid-search metrics based on two questions. No. 1: If you could only check three metrics in your PPC account, which three metrics would you choose? No. 2: What PPC metric do you think is bogus, overrated or a waste of time? The questions, asked by WordStream folks during a visit to a Hanapin office, prompted several responses from the search marketing firms' experts. In addition to Bey, Jessica and Dave share their thoughts.