>A little old lady answered a knock on the door one day, only to be
> confronted by a well-dressed young man carrying a vacuum cleaner.
> 'Good morning,' said the young man. 'If I could take a couple of
> minutes of your time, I would like to demonstrate the very latest in
> high-powered vacuum cleaners.'
>
> 'Go away!' said the old lady. 'I'm broke and haven't got any money!'
> and she proceeded to close the door.
>
> Quick as a flash, the young man wedged his foot in the door and pushed
> it wide open. 'Don't be too hasty!' he said. 'Not until you have at
> least seen my demonstration.' And with that, he emptied a bucket of
> horse manure onto her hallway carpet. 'Madam, if this vacuum cleaner
> does not remove all traces of this horse manure from your carpet, I
> will personally eat the remainder.'
>
> The old lady stepped back and said, 'Well let me get you a fork,
> 'cause they cut off my electricity this morning.'
>