What does it mean if a phone is sold and it says it has a bad ESN?

i imported some pictures from the camera to my computer and it said that, does that mean they will erase from the camera?

How do I check if an ESN on a cell phone is clear ?

my phone says limited service when i take the sim out of my phone and put it in another phone it works but when i put it back...

what does 30 MB Data mean ( im gettin a prepaid phone, and the card says 30 mb data is that a lot Of data?)

what does it mean when you call a prepaid phone (pay as you go) and when you call the phone it says this number is not reacha...

I'm looking at buying a new phone, I want to be able to go online wirelessly with it. Does Support GPRS/ WAP 2.0 under Vodafo...

When cars say keyless entry does that mean you can hit the button to start the car? Or is that just when you can hit the butt...

What does it mean when it says "target rate limit reached" when I'm trying to sign in and it just isn't working?

This screen came up saying bootloader usb init and I have no idea what it means? do you know what iashould do

They always say this cell phone has apps what does that mean applications?