The Independent's editorial urges authorities "to introduce more random checks... and tougher fines for those who break the rules".

BBC: Papers

There is absolutely nothing sinister about them - the idea is to make random checks to see how well the system is working.

BBC: Self assessment penalties and enquiries

Therefore testers make choices, to stay with the metaphor, they decide to check the main roads, to check Manhattan and to do some random checks.

FORBES: Machiel van der Bijl On Automated Software Testing

But random checks by inspectors were introduced after claims that, in last year's national tests, some teachers opened the envelopes containing the exam papers early and coached their pupils through the questions.

ECONOMIST: Teachers�� pay

Teachers enforce dress codes by performing random spot checks on everything from skirt length to underwear color.

CNN: A SOCK TO THE SYSTEM

Within a month 30 had been recaptured because of random biometric checks.

ECONOMIST: Biometric data and the Afghan war

There will be more security officers and random identification checks.

CNN: Flights still grounded amid security concerns

He had been travelling between junctions 4A and 5 on the motorway at 1035 BST during random spot-checks.

BBC: James Gray