If you do usability tests
on these fields, you'll find that a large portion of your users won't notice that the caret was moved to the next field, possibly because they're typing a
serial number that's printed
on a physical
card, and aren't paying much attention to what's happening
on the screen.
(1) Every telecommunications service provider shall provide a person designated under subsection (3),
on his or her written request, with any information in the service provider's possession or control respecting the name, address, telephone
number and electronic mail address of any subscriber to any of the service provider's telecommunications services and the Internet protocol address, mobile identification
number, electronic
serial number, local service provider identifier, international mobile equipment identity
number, international mobile subscriber identity
number and subscriber identity module
card number that are associated with the subscriber's service and equipment.