Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Bing came up with this:
Microsoft 365 Business Basic and Office 365 E1 are two different subscription plans offered by Microsoft. Both plans include web and mobile versions of Microsoft 365 apps, chat, call, meet up to 300 attendees, 1 TB of cloud storage per user, business-class email, standard security and anytime phone and web support^1^.
Some of the main differences between Business Basic and Office 365 E1 are: Business basic only lets you have 300 users whilst E1 lets you have an unlimited number of users. E1 allows you to have more SharePoint collections than Business basic. E1 allows you to create e-discovery cases whilst Business basic does not^2^.
Is there anything specific you would like to know about these plans?