hi remove my available balance in itunes

Start reading this support article (sublinks included):--> Check your Apple Account balance - Apple Support

Regards

Giulio

The options available to you are...

1. Add more funds and buy something useful else
2. Learn what to do if your remaining store credit is less than the cost of a single item.

We can't remove it.

You are addressing this to another user and not to Apple in this forum.

Apple Support Community Forum

This is Apple Support Community forum, primarily for a user to user interaction for information & idea sharing between users, if need be, extend support on technical know-how in handling Apple products from a more experienced fellow user, This is not the right forum to discuss with Apple Inc.