In some cases police would give callers commonsense advice about deleting people from social media accounts or blocking them from accessing a site.But in other situations, a police warning or prosecution would be considered, Smith said.
Nickerson had no hesitation in removing people from pages if they targeted people unfairly.
"If you're going to bully someone and make them feel uncomfortable, there's no space for you on the page." About a year after Nickerson started as an administrator a woman who purchased a faulty inflatable pool on Marlborough Online Garage Sale became angry when Nickerson said she was unable to organise a refund.
"They're happy to post 'We hate admin' online but they're not happy to say what they've been saying on the page in person." In one situation Nickerson met a commenter in the Warehouse who had posted unkind memes about Nickerson."She turned her trolley around and ran away pretty quickly," Nickerson said.
Nickerson had considered closing down the pages, but because so many people were signed up to the pages Facebook required each member to be removed individually, she said.
"If it's at a level where it's threatening or it's causing distress to the victim then we need to look at other avenues involving police action." Penalties under the Harmful Digital Communications Act 2015 included a prison term of up to two years and a fine of up to $50,000.