How do I contact itunes about the music I purchased disappearing?

I'm quite worried :o I just opened up my itunes to find that everything had disappeared! There is absolutely nothing and all ...

they are transferred onto my itunes already but the songs dont show up in my music folder when i open itunes, they are shown ...

My Ipod touch 3rd generation won't sync my music from Itunes anymore. ALso I alreaddy Restored it to factor settings. and it...

Ok I have already dowloaded music off my itunes that came from limewire. I'm not sure how I did it and I would like to downlo...

How can I transfer music please be specific I tried highlighting the songs and dragging them over to my ITunes but it didnt w...

Itunes is set as default but it doesn't show on Windows live messenger. I don't like WMP but messenger keeps showing the musi...

Everytime I open it my music is GONE. So I put it all back off of Frostwore and it's gone again! I just want this to end :'( ...

It says "use DoubleTwist on your Mac or PC to sync music to your device" How do I do this? DoubleTwist is an app I downloaded

Maybe it's my computer but I don't think it's woring do you know how to do it? I did what it said at the bottom and it starts...

The computer that has iTunes is having problem with its disc drive. Anyway i need to e-mail some music to my other computer s...