To join a group on Linkedin, you must first find a group that you wish to join.
Go to Linkedin.com and select “Groups Directory” under the “Groups” tab.
Next, you’ll want to browse the featured groups or search all groups to find one that relates to your business. Once you’ve found an interesting group, select “Join Group” on the right side of the screen.
A window will open explaining that you have now joined the group and will state how the group’s discussions will be displayed. Select “Continue”.