So far, we have:
Now, we need to configure the OG-specific content type settings. Click on Structure | Content types or navigate to
admin/structure/types. We will have to set the OG options for each content type individually by clicking on the edit link and then navigating to the Organic groups fieldset, much as we did when adding group types.
Click on the edit link next to Assignment. Click on the Organic groups field and then check the box next to Group content.
As seen in the previous screenshot, two fields will appear. ...