Long-time customers of internet service providers know pricing can get funny. You might have to call several times a year to make sure you can get the best pricing, new discounts or extended credits, as our readers have seen me do in story after story. Sometimes, new customers are given enticing offers that existing customers can’t get. Other times, long-time customers are grandfathered into older, less expensive plans that they want to keep forever. Richard Mayer said he was grandfathered into a Verizon internet deal that had cost him $15 a month for as long as he could remember. But because …
