Transfering Music files to iphone3 from PC or thumb drive

Use iTunes. See the 'On your PC' section in:

Update to the latest version of iTunes - Apple Support

then:

Import media from a computer to iTunes on PC - Apple Support

and finally:

Use iTunes to sync your iPhone, iPad, or iPod with your computer - Apple Support

Use iTunes. See the 'On your PC' section in:

Update to the latest version of iTunes - Apple Support

then:

Import media from a computer to iTunes on PC - Apple Support

and finally:

Use iTunes to sync your iPhone, iPad, or iPod with your computer - Apple Support

If you can explain in detail where you are having problems perhaps I can help.

how do i get digital music from laptop to my ipod? nothing i try works and it's not intuitive. i'm frustrated