In order to have a better usecase related sorting in the documentation the main chapters  "Setting Up ONAP" and "User Guides" should be redesigned in:

Operate ONAP

• ONAP Installation (Setting up ONAP)

• Option : High availability (active/standby…)

• ONAP Backup&Restore
• ONAP Upgrade
• ONAP Monitoring
• ONAP Portal
• …

Operate Services & VNF

• Cloud Site management
• Service Design

• Option : high availability (active/standby…)

• Service Instantiation
• Service Configuration
• Service Upgrade
• Service Monitoring
• Service Test and Diagnosis
• Service Scaling
• Use Cases
• Tutorials
• VNF/PNF requirements and guidelines
• …