diff --git a/docs/inventory_refresh.md b/docs/inventory_refresh.md
index ae58cf9c7b..77cd0509ee 100644
--- a/docs/inventory_refresh.md
+++ b/docs/inventory_refresh.md
@@ -53,9 +53,12 @@ is the combination that makes a _Smart Inventory_.
 
 * `Host` model has a new field called `smart_inventories`. This field uses the `SmartInventoryMemberships`
 lookup table to provide a set of all of the _Smart Inventory_ a host is a part of. The memberships
-are generated by the `update_host_smart_inventory_memberships` task. This task is called when the view for
-`/api/v2/hosts/:id/smart_inventories` is materialized. NOTE: This task is only run if the 
-`AWX_REBUILD_SMART_MEMBERSHIP` is set to True. It defaults to False.
+are generated by the `update_host_smart_inventory_memberships` task. The task is launched when:
+    * New Host is added.
+    * Existing Host is changed (update/delete).
+    * New Smart Inventory is added.
+    * Existing Smart Inventory is changed (update/delete).
+    * NOTE: This task is only run if the `AWX_REBUILD_SMART_MEMBERSHIP` is set to True. It defaults to False.
 
 ### Smart Filter (host_filter)
 The `SmartFilter` class handles our translation of the smart search string. We store the
@@ -99,14 +102,18 @@ hosts with a name containing "nyc".
 
 ### Acceptance Critera
 When verifying acceptance we should ensure the following statements are true:
+``
 
 * `Inventory` has a new field named `kind` that defaults to empty and
 can only be set to `smart`.
 * `Inventory` has a new field named `host_filter` to empty and can only be
 set to a valid _SmartFilter_ string.
-* `Inventory` with a `host_filter` set and a `kind` of `smart` will have
-a `hosts` list reflecting the results of searching `/api/v2/hosts` with the same
+* `Inventory` with a `host_filter` set and a `kind` of `smart`:
+    * `hosts` list reflecting the results of searching `/api/v2/hosts` with the same
 search that is set in the `host_filter`.
+    * Not allow creation of Hosts
+    * Not allow creation of Groups
+    * Not allow creation of Inventory Sources
 
 ### API Concerns
 There are no breaking or backwards incompatible changes for this feature.