They can clean it up by looking what IP addresses are used to post trolling posts - I can bet that 99% of trolling posts are generated by three of four users only
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http://fortune.com/2016/02/24/hp-inc-speed-up-layoffs/
HP executives said that nearly 3,000 workers will leave the company by the end of the year. It had originally planned to spread the layoffs across a three-year-period with 1,200 workers being cut in 2016.
I just did