What does it mean when it says "erased pictures and videos after importing"?

When I plug my ipod in my itunes say erase and sync what does that mean?

i already imprted all of the pictures from my camera, but now i just want to import the new ones.

like in the statistics of the picture when you click it, it says; Downloaded: 4 times or something.

For some reason, my videos won't run as videos once I save them as a movie. They just run as pictures, and Very fast picture...

I have an Ipod touch, whenever I try to put more pictures on it, it erases the ones that are already on there. So what do I d...

Ok so I have this samsung camera now I had a kodak that broke. I had this memory card that I took lots of pictures and I prot...

how do I put like say 10 photos into the same box picture thingy :s

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?

the plan i have right now wont let me send anything, and i cant change it because the plan has 3 other phones on it. soo woul...