Fake (female) profiles
report on telegraph.co.uk
"Doriana Silva, who worked at the company’s headquarters in Toronto, Canada, tried to sue the firm after claiming she suffered repetitive strain injury (RSI) after being given a month to input 1,000 bogus memberships."
http://www.telegraph.co.uk/news/11817155/Ashley-Madison-employee-told-to-create-hundreds-of-fake-profiles-of-alluring-women.html