If a company has decided to implement the R/3 System, they must adapt the software to meet their individual business requirements. This process of customizing the system can be controlled and accelerated using the
AcceleratedSAP method.To implement the R/3 System, the company sets up project teams that are responsible for project planning and project implementation.
The term Customizing refers to the process of system configuration during which the members of the project teams make the required system settings. In the R/3 System, Customizing activities are performed through the
Implementation Guide (IMG).The Customizing application supports the project teams in the following situations:
The Customizing application provides the following functions:

Customizing does not help you to modify standard SAP functions.
The functions available in Customizing are grouped by user based on their roles:
Project team members make system settings and document project progress. To do this, they use the
Project managers create projects in the R/3 System, determine the project scope and duration, and coordinate the project team members. To do this, they use the