diff --git a/doc/source/install/launch-instance.rst b/doc/source/install/launch-instance.rst
index 186d58fa..73080135 100644
--- a/doc/source/install/launch-instance.rst
+++ b/doc/source/install/launch-instance.rst
@@ -181,8 +181,68 @@ Create a checkpoint for some resource. For example, for volume:
       | status           | success                                                                    |
       +------------------+----------------------------------------------------------------------------+
 
-#. Delete the checkpoint.
+#. Delete the checkpoint:
 
    .. code-block:: console
 
       $ karbor checkpoint-delete cf56bd3e-97a7-4078-b6d5-f36246333fd9 c1112037-b19c-421a-83c9-dd209e785189
+
+#. Create a trigger:
+
+   .. code-block:: console
+
+      $ karbor trigger-create 'trigger-every-5-minutes' 'time' "pattern"="BEGIN:VEVENT\nRRULE:FREQ=MINUTELY;INTERVAL=5;\nEND:VEVENT","format"="calendar"
+      +------------+------------------------------------------------------------------------------+
+      | Property   | Value                                                                        |
+      +------------+------------------------------------------------------------------------------+
+      | id         | b065836f-6485-429d-b12c-e04395c5f58e                                         |
+      | name       | My Trigger                                                                   |
+      | properties | {                                                                            |
+      |            |   "format": "calendar",                                                      |
+      |            |   "pattern": "BEGIN:VEVENT\\nRRULE:FREQ=MINUTELY;INTERVAL=5;\\nEND:VEVENT",  |
+      |            |   "start_time": "2017-03-02 22:56:42"                                        |
+      |            | }                                                                            |
+      | type       | time                                                                         |
+      +------------+------------------------------------------------------------------------------+
+
+#. Create a scheduled operation:
+
+   .. code-block:: console
+
+      $ karbor scheduledoperation-create 'Protect with My Trigger' protect b065836f-6485-429d-b12c-e04395c5f58e "plan_id"="81ac01b7-0a69-4b0b-8ef5-bd46a900c90a","provider_id"="cf56bd3e-97a7-4078-b6d5-f36246333fd9"
+      +----------------------+---------------------------------------------------------+
+      | Property             | Value                                                   |
+      +----------------------+---------------------------------------------------------+
+      | description          | None                                                    |
+      | enabled              | True                                                    |
+      | id                   | 2ebcf7cc-d8fe-4a70-af71-8a13f20556fb                    |
+      | name                 | PMT                                                     |
+      | operation_definition | {                                                       |
+      |                      |   "plan_id": "ca572b42-6d35-4d81-bb4e-c9b100a3387a",    |
+      |                      |   "provider_id": "cf56bd3e-97a7-4078-b6d5-f36246333fd9" |
+      |                      | }                                                       |
+      | operation_type       | protect                                                 |
+      | trigger_id           | b065836f-6485-429d-b12c-e04395c5f58e                    |
+      +----------------------+---------------------------------------------------------+
+
+#. After a short time, verify the scheduled operation already effective:
+
+   .. code-block:: console
+
+      $ karbor checkpoint-list cf56bd3e-97a7-4078-b6d5-f36246333fd9 --plan_id 81ac01b7-0a69-4b0b-8ef5-bd46a900c90a
+      +--------------------------------------+----------------------------------+-----------+-----------------------------------------------------------+------------+
+      | Id                                   | Project id                       | Status    | Protection plan                                           | Created at |
+      +--------------------------------------+----------------------------------+-----------+-----------------------------------------------------------+------------+
+      | 92e74f0c-8519-4928-9bd5-0039e0fe92b0 | 690ccee85834425e973258252e0da888 | available | {                                                         | 2017-03-03 |
+      |                                      |                                  |           |   "id": "ca572b42-6d35-4d81-bb4e-c9b100a3387a",           |            |
+      |                                      |                                  |           |   "name": "Plan1",                                        |            |
+      |                                      |                                  |           |   "provider_id": "cf56bd3e-97a7-4078-b6d5-f36246333fd9",  |            |
+      |                                      |                                  |           |   "resources": [                                          |            |
+      |                                      |                                  |           |     {                                                     |            |
+      |                                      |                                  |           |       "id": "286a43e9-3899-4983-965f-d8b1faef5e58",       |            |
+      |                                      |                                  |           |       "name": "Volume1",                                  |            |
+      |                                      |                                  |           |       "type": "OS::Cinder::Volume"                        |            |
+      |                                      |                                  |           |     }                                                     |            |
+      |                                      |                                  |           |   ]                                                       |            |
+      |                                      |                                  |           | }                                                         |            |
+      +--------------------------------------+----------------------------------+-----------+-----------------------------------------------------------+------------+
diff --git a/doc/source/install/verify.rst b/doc/source/install/verify.rst
index 0cb1099b..6a052236 100644
--- a/doc/source/install/verify.rst
+++ b/doc/source/install/verify.rst
@@ -33,3 +33,11 @@ Verify operation of the Data Protection service.
       | name        | karbor                              |
       | type        | data-protect                        |
       +-------------+-------------------------------------+
+
+      $ karbor service-list
+      +----+------------------------+--------------+---------+-------+----------------------------+-----------------+
+      | Id | Binary                 | Host         | Status  | State | Updated_at                 | Disabled Reason |
+      +----+------------------------+--------------+---------+-------+----------------------------+-----------------+
+      | 2  | karbor-operationengine | controller   | enabled | up    | 2019-11-03T12:42:28.000000 | -               |
+      | 3  | karbor-protection      | controller   | enabled | up    | 2019-11-03T12:42:28.000000 | -               |
+      +----+------------------------+--------------+---------+-------+----------------------------+-----------------+