[Solved] Tanning booths are sometimes included at spas. A tanner usually lays nude in the tanning booth. Therefore all tanning rooms are not to have any doors with windows. Job Evaluation Data: Information and analysis regarding the responsibilities, duties, and value of a particular job to determine appropriate compensation and classification. Health and Safety Statistics: Data and metrics related to workplace incidents, injuries, illnesses, and fatalities, used to assess and improve the occupational health and safety conditions. Zero-Sum Game: A theoretical situation in negotiation or conflict where one party's gain is directly proportional to another's loss, leaving no net benefit. Constant-Sum Game: A situation in decision theory where the total payoff to all players remains constant regardless of the strategies employed, implying that any gain by one party directly corresponds to a loss by another.