Verizon has bet on the reliability, power, and range of its wireless and landline networks and its renowned customer service. For a number of years, Verizon has tried to blunt competition by making heavy technology investments in both its landline and wireless networks. Its wireless network is considered the most far-reaching and reliable in the United States. Verizon is now pouring billions of dollars into a rollout of fourth-generation (4G) cellular technology