As a result 11 eurozone countries applied to go it alone under "enhanced co-operation" rules.

BBC: Financial transaction tax tabled by European Commission

Football writer Ryan McKnight, editor of FC Business Magazine, said this kind of operation contravened Fifa rules.

BBC: Peter Harrison

The pair from Swindon, Wiltshire, exported 750 tonnes of waste to Brazil, in breach of Organisation for Economic Co-operation and Development rules.

BBC: Father and son admit illegal waste export to Brazil

After all, charter schools have curriculums and rules of operation that differ from traditional public schools.

FORBES: Fact and Comment

Sir James explicitly rules out co-operation in foreign tax-evasion cases.

ECONOMIST: St Vincent

This, the argument goes on, shows why it is worth changing the voting rules to make co-operation in criminal matters easier.

ECONOMIST: Charlemagne

The real problem of allowing Mr. Franken to conduct his own voter discovery operation is that this is changing the rules after the election has been held.

WSJ: Al Franken's Minnesota

After Sanika's birth, the Ahmed's were told NHS rules on overseas patients meant the hospital could only offer the operation if the family paid for it.

BBC: Baby Sanika Ahmed's arm surgery legal fight over

The Sponsor reserves the right in its sole discretion to disqualify any individual it finds to be tampering with the entry process or the operation of the Giveaway or to be acting in violation of these Official Rules or in an unsportsmanlike or disruptive manner.

ENGADGET: 's back to school giveaway, part two: win a lot of awesome gear worth nearly $2,400!

Playing by the rules was a foreign concept to Williams, and all of these would eventually be broken in his own operation.

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