De nada de verdad de nada?

Eso es? Pero de quien es el computador de que se sirve para enviar o mensaje electronico? De veras que Usted no tiene ni familia ni amigos? Que mala suerte! Que le pase bien, y que se encuentran...

Marco di Mauro

literally, it means, "it's nothing". it's a way of saying, "you're welcome", not unlike the english, "think nothing of it".

I think it's The Whale by Roger McGuinn and it may well have been on the album Cardiff Rose but I'm not sure. I know I have a copy of it somewhere here

de nada means its nothing.