Microsoft has a BIG deployment guide around Microsoft 365 for Enterprises. It breaks down the suites and the usage scenarios.
There is also a section dedicated the deployment path that organizations should take from the ground up.
Read more about this guidance and the paths an organization can take below.
- BLOG: The Microsoft 365 Enterprise Deployment Guide
https://techcommunity.microsoft.com/t5/it-resources-training-blog/the-microsoft-365-enterprise-deployment-guide/ba-p/255396
Kurt Shintaku's Blog 