Work 365 Service Role

Work 365 service security role in Version 4.1.0.56 and greater doesn’t have permission to access the below areas:

Marketing Module
Service Module
Missing Entities
Business Process flow
Sales (Competitor , Sales Literature, Territory)
Core Records (SharePoint Site, Social Profile , Lead, Mobile Offline Profile, Report, Data
Performance Dashboard, Azure Service Connection

Follow the below steps to see more about Work 365 Service role:
Advance Settings >> Security Roles >> look for Work 365 Service

The screens below showcase salient permissions included in this role. For more details see this role definition in the Work 365 solution.