They only wake up in the background if you have set them to notify you of an update, and then only for a limited time.

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If you have intentions of allowing a friend or family member to have access to that data, you can set up the service to notify up to 10 people that your account has been inactive for the time you've specified.

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The CFTC notes that it does not license or register these exchanges, and the regulations require only that a firm notify it of its intentions to set one up.

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The app will also notify parents if the kids venture outside a pre-set boundary.

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Under the revised scheme, as set out by Mr Pickles, homeowners wishing to build extensions under the new powers would notify their council with the details and the local authority would then inform the adjoining neighbours.

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