sentences:  He complains that the unit claims he was online for 200 hours in a week, and other various problems with his computer, such as his monitor vibrating, blasts of static electricity and his screen shutting down, meaning he has to send his email from an internet cafe.The Subject gets an email back saying that this is the first time the Praemus system has done this, and that he should try turning the computer off and on again.However, unknown to him, there is no one working in the Praemus office.