Forum Discussion
Guest users are getting mailbox for MSA, which can be used to send email with anonymous id.
Hello nikita, Team, I found something which might be obvious as per the product design, but for some reason I am unable to understand the purpose of getting a mailbox provisioned for guest users...
The answer to my question was recently added to Azure AD.
https://docs.microsoft.com/en-us/azure/active-directory/b2b/google-federation