What access can a guest user experience in Office 365?

A guest user in Office 365 can have the following access:

1. SharePoint Online: Guest users can access sites, folders, and documents if they have been granted permission. They can also participate in site activities such as workflows.

2. Teams: Guest users can participate in teams, channels, and conversations. They can also share files in channels, participate in chats, join meetings, and collaborate on documents.

3. Office 365 Groups: Guest users can receive and respond to email conversations, participate in meetings, and access group files.

4. Planner: Guest users can participate in a plan, receive and respond to notifications, and have access to plan activities.

5. OneDrive: Guest users can access, share, and collaborate on files if they have been granted permission.

6. Power BI: Guest users can view and interact with dashboards and reports, share reports, and collaborate with others in workspaces.

Please note that the level of access for a guest user can be controlled by the Office 365 administrator.