Secure Score

You should be able to see the score of your current security posture at https://security.microsoft.com/securescore, and here is a short intro video.

Backup/Restore

Restore OneDrive/Sharepoint files:

• Restore a modified file
• Restore a deleted file
• Restore whole OneDrive

Multi-Factor Authentication

Enable 2FA / password-free login on Microsoft account

Pricing

Price sheets:

• M365 non-profit pricing
• AAD pricing

Features like conditional access require AAD P1, which is included in M365 E3.