You can play in the World with for corporate/organizational internal events.
Create a room using various Worlds in the World, and use the invitation link to invite anyone!
However, keep in mind that the maximum occupancy in a room is 16.
If you would like to invite more users, use the watch mode to invite up to 60 users.
He watchers will not be able to move around the World, but they will be able to listen in and chat with others.