Recording of a short exchange with one supermarket staff member who was trying to help. They wanted to confiscate a receipt which had been obtained through use of the newly installed self-checkout machines to buy nothing. 'There's nothing on it?'

See also:
Film: https://vimeo.com/126480392
Book: http://artsproducts.blogspot.co.uk/2014/12/less.html
Audio: https://soundcloud.com/mocksim/self-checkout-1

Transcription:

Can I keep that?
Yes you may.
There's nothing on it.
I know yea.
It's quite interesting to see a zero.
Okay?

There's Nothing on it?

Mocksim