I just don ' t see the benefit . Let ' s say you have a chain of stores in different states . Each state has a different tax . Well , all the stores are going to have some sort of pricetag . Or a price gun . They ' re not really paying for two tags unless they ' re a big producer of like clothes . But still pricegun ! <| sep |> Having been on the receiving end of increasingly accurate rocket fire , I always assumed there was a spotter who called back to make adjustments off the last impact . <| sep |> Good question for you . I was in St Louis and had a lucky spot where I was picking up WBBM 780 50 k clearchannel out of Chicago over the HD signal . What is the range of HD radio in real world terms in comparison to the actual normal broadcast swath ?