Set your post scope

Users can set post scopes to make sure that the message will reach the target audience of the post.

For executive users of any workspaces, when they post a post with Public scope, the post will be available to everyone in the selected workspaces.

Click the Feed menu on the core navigation bar on the left of the screen and click the plus sign near the top right of the screen.
Write your post message in the input box.
Click on a small box above your post input box that has its default label as Public.
Privacy settings dialog will open up with options below
1. Public: all friends and followers can see this post.
2. Friends: all selected friends can see this post.
3. Workspaces: all users in the selected workspaces can see this post.
4. Groups: the users in selected chat groups can see this post.
5. Roles: the users in selected roles can see this post.
6. Only me: only you can see the post.
Pick one of the options and close the privacy settings dialog by clicking X at the top right corner of the dialog.
Click Post.

Tap the Feed menu on the core navigation bar at the bottom of the screen and tap the plus sign near the bottom right of the screen.
Write your post message in the input box.
Tap on a small box above your post input box that has its default label as Public.
Privacy settings dialog will open up with options below
1. Public: all friends and followers can see this post.
2. Friends: all selected friends can see this post.
3. Workspaces: all users in the selected workspaces can see this post.
4. Groups: the users in selected chat groups can see this post.
5. Roles: the users in selected roles can see this post.
6. Only me: only you can see the post.
Pick one of the options and close the privacy settings dialog by tapping X at the top right corner of the dialog.
Tap Post.

For executive users of any workspaces, when they post a post with Public scope, the post will be available to everyone in the selected workspaces.