I found out today that Sprint will send your phone it's usage in a text
message.
But I'm still trying to see if there is a quicker way to have your usage
sent to your phone as a text message besides calling *4 and then pressing

I just purchased a Samsung VI660 from a Sprint store to replace my lost A500
phone.
Although a SpintPCS representative told me that the VI600 has good sound
quality, the quality is by far the worst I have heard on the Sprint system.