Yes, all files in the user folder will be kept (documents, pictures, videos, etc.). However, it's still a good idea to back up your files to a USB stick or external hard drive, since there have been reports of errors with this.
The pain can start before the piles are obvious, especially if they are internal piles. The pain usually occurs during a bowel movement, so increasing the softness of the stool...
Open Windows media center then minimize the folder, open Windows media player minimize it. Click on Windows media center, pick and drag a photo to Windows media player.
It depends if the phone is encrypted or not. If it's not encrypted, just connect it to a computer and you should see the internal memory. If not, well no...