Comprehensive consulting, and ultimately the optimisation of processes, consists of three key factors; firstly, there is Organisation Development, assessing the extent of required adjustments as well as preparing internal structures for said adjustments to be implemented within the company. Secondly, Human Resource Development entails composing curricula and consequent educational programmes for employees. Thirdly, Change Management which is to plan and implement a sustainable change concept. The concept is supposed to aid the change process for the organisation and its employees.