You can find these messages and try to read them, but they usually appear to be gibberish.

BBC: Beware the cookie monster: a new law aims to protect privacy

They are not usually the bargains they appear to be.

FORBES: How To Buy A Rembrandt (Land A Leonardo, Find Your Own Frans Hals...)

But officials are being asked to consider ballot papers bearing 'smiley' faces and games of noughts and crosses, as long as they appear in the space usually reserved for the voters 'X'.

BBC: 'X' marks the spot

They found that the full pay-off from reform usually took five years to materialise, but that some gains appear sooner.

ECONOMIST: Free exchange