Control multiple 365 account's from one login. All the admin tools needed.
From creating users easily. To adding the licenses to the right people. You can even disable and enable users as needed.
Create the groups your clients are after. Makeing it easy to add new user. But also see who is inside a group.
Control organisation's permissions and access levels of files. Also share files easily out as clients need.
Being able to easily take and use screenshots, makes you more productive.
Ability to easily and quickly install software on computers, clients or your own.