Updates per suggestions from copy review.

Author: erabil-mdb

source/tutorial/upgrade-om-version.txt

@@ -12,7 +12,7 @@ Upgrade Ops Manager and Backing Database Versions
    :depth: 2 
    :class: singlecol
 
-Update the major and minor versions of your |onprem| and :term:`backing databases` in the :ref:`k8s-om-specification` that |k8s-op-short| uses to manage your deployment.
+Update the major and minor versions of your |onprem| instance and :term:`backing databases` in the :ref:`k8s-om-specification` that |k8s-op-short| uses to manage your deployment.
 
 Prerequisites
 -------------
@@ -21,13 +21,9 @@ Prerequisites
 
    To maintain existing settings and availability, back up the following in your current |onprem| instance: 
 
-   - ``conf-mms.properties`` and ``gen.key`` files to a 
-     secure location. The ``conf-mms.properties`` stores settings
-     for the |onprem| instance. The :ref:`gen.key <gen-key>` 
-     provides details to encrypt and decrypt |onprem|\s
-     backing databases and user credentials. |onprem| might delete 
-     these files as part of the upgrade process.
-   - :ref:`Application database <appdb-om-arch>`. If the upgrade fails, you need a current backup to restore your |onprem| instance.
+   - Your ``conf-mms.properties`` to a secure location. The ``conf-mms.properties`` stores settings for the |onprem| instance.
+   - Your ``gen.key`` files to a secure location.  The :ref:`gen.key <gen-key>` provides details to encrypt and decrypt |onprem|\s backing databases and user credentials. |onprem| might delete these files as part of the upgrade process.
+   - Your :ref:`application database <appdb-om-arch>`. If the upgrade fails, you need a current backup to restore your |onprem| instance.
 
 1. Upgrade |onprem| by following the considerations, prerequisites, and procedure in :ref:`upgrade-om`.