Original sentence: The network has 104 million subscribers as of Q1 2011, just in front of the second largest carrier, AT&T Mobility, which has 97.5 million subscribers as of Q1 2011
Edited sentence: And the San Juan Capistrano Costco is the number one place to get a Verizon or AT&T phone.The network has 104 million subscribers as of Q1 2011, just behind of the largest carrier, AT&T Mobility, which has 105 million subscribers as of Q1 2011