Motivational theories There are many motivational theories that Human Resource Managers may use.The classical school of thought said what will motivate employees is constant repetition of tasks associated with the division of labour within the workplace so that their skill levels improve accordingly.The scientific approach extended the classical approach and used remuneration based on output as the motivating force in the workplace together with careful monitoring of work practices.The organisational theory approach used the approach that if employees were correctly managed then motivational levels would improve as shown by Henri Fayol setting out his 14 principles of sound management.These include: Mayo stated that motivating employees was associated with giving adequate attention to the employees and improving the social environment of the workplace.The behavioural approach adopted the approach that the employees will be motivated if management meets their psychological needs.