It used to be the tell-tale lipstick on the collar. Then there were the give-away texts that spelled the death knell for many marriages.

But now one in five divorces involve the social networking site Facebook, according to a new survey by the American Academy of Matrimonial Lawyers.

A staggering 80 per cent of divorce lawyers have also reported a spike in the number of cases that use social media for evidence of cheating.
Passion killer: 80 per cent of divorce lawyers have reported a spike in the number of cases using social media for evidence of cheating, with Facebook by far the biggest offender

Passion killer: 80 per cent of divorce lawyers have reported a spike in the number of cases using social media for evidence of cheating, with Facebook by far the biggest offender

Flirty messages and photographs found on Facebook are increasingly being cited as proof of unreasonable behaviour or irreconcilable differences.

Many cases revolve around social media users who get back in touch with old flames they hadn’t heard from in many years.

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