I found out yesterday that our company had been billed several months
for a $9.99 monthly 3rd party ring tone package that Sprint claimed was
authorized by me (not!). I had neither authorized it nor ever used it!
After being forced to argue the matter for about 20 minutes, a

Sprint has snapped up Virgin Mobile USA, folding the brand into its
  own in exchange for stock that values the operation at $483m.
  Not that Sprint will have to raise quite that much: the operator
  already holds 13.1 per cent of Virgin Mobile USA, as well as being

<http://www.theregister.co.uk/2009/07/10/sprint_ericsson/>
  Sprint has confirmed it will outsource the running of its US CDMA
  network to Ericsson, but is keeping WiMAX to itself while admitting
  that all its PDA-class devices will be able to fall back on Wi-Fi

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