Add warning

docs/business/sharing.rst

@@ -1,6 +1,8 @@
 Sharing
 -------
 
+.. note:: This feature only exists on our Business offering at `readthedocs.com <https://readthedocs.com/>`_.
+
 You can share your project with users outside of your company.
 This works by sending them a link,
 which will allow them to view a specific project inside your company.
@@ -8,8 +10,20 @@ which will allow them to view a specific project inside your company.
 Enabling
 ~~~~~~~~
 
-Go into your *Project Admin* page and to the *Sharing* link.
+* Go into your *Project Admin* page and to the *Sharing* link.
+* Under the *Add Token* heading, add a *Description* so you remember who you're sharing it with.
+* Click *Share* to create.
+* Copy the link that is generated, and give that to the person who you want to give access.
 
+.. note:: You can always revoke access in the same panel.
 
 Effects
-~~~~~~~
+~~~~~~~
+
+Once the person you send the link to clicks the link,
+they will have access to view your project.
+It will only work for the specific browser that they click the link from.
+
+.. warning:: They will be able to share this token with other people,
+	   		 so only share with people you trust.
+	   		 We only let sharing links be activated **five** times to prevent abuse.