SERO was one of the Sprint Rate Plans, the other was the Pioneer Plan for early adopters on SprintPCS HTC got into a bit of trouble with the carriers on the wh

SERO was one of the Sprint Rate Plans, the other was the Pioneer Plan for early adopters on SprintPCS HTC got into a bit of trouble with the carriers on the whole IMEI/MEID rewrite mess at the end of the day. With Qualcomm, that was an NVITEM that was supposed to be read-only.