Others say those patrols have been a waste of time and effort.

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Or else your social media engagement could become a stand-off affair and a waste of time, effort and money.

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It will feel a complete waste of time and effort when we have put a lot of love and attention into the place.

BBC: Surrey farmer suffers blow in fight to keep 'castle'

And they waste a lot of time and effort adapting to and complying with ever-changing rules.

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