Process documentation creates value by enabling consumption of best practices. Process documentation is the collection of Process steps and artifacts which are needed for implementing and testing a business process. 

Often importance of accurate documentation is overlooked due to the difficulty in keeping up with changes and lack of tools which directly support process documentation development. 

Using focused build, you can start developing process documentation from prepare and explore phases itself which will help in developing a process centric approach to implementation activities. 

Here are the key advantages you can gain from process documentation;

• Process documentation makes it easy to implement best practices and to model best practices to fit the business needs. Target business processes based on best practices will reduce risk in your sap implementation.
• Process steps document all activities performed by business to execute a business transaction. Process steps can lead to a better understanding of a process by both business and IT. 
• Business can understand sap processes much easier through process documentation. process discussions become more productive when customer engages.
• Process documentation will establish Process centric view which can lead to better understanding prioritizing and tracking of the implementation activities. 
• Best practices content serves as the starting point which saves significant time in developing documentation.
• With Process documentation you can set clear documentation goals for your project, reduced wastage in documentation effort. 
• Process input in requirement to deploy activities improves accuracy and saves time.