diff --git a/developer_manual/client_apis/index.rst b/developer_manual/client_apis/index.rst
index 8ffe3b39f..8f8cbb520 100644
--- a/developer_manual/client_apis/index.rst
+++ b/developer_manual/client_apis/index.rst
@@ -1,17 +1,16 @@
 .. _apiindex:
 
 ===============================
-Client API's
+Client APIs
 ===============================
-Nextcloud provides an number of api's for client applications to talk to.
+Nextcloud provides an number of APIs for client applications to talk to.
 
 
 WebDAV
 ------
-WebDAV is the main api for file related operations, it supports listing directories, downloading an uploading files, manipulating tags and favorites and more.
+WebDAV is the main api for file related operations, it supports listing directories, downloading and uploading files, manipulating tags and favorites and more.
 
-An overview of how to use the various WebDAV api's can be found at :doc:`WebDAV/index`, additionally Nextcloud implements rfc5323_ to allow searching the filesystem
-more information about how to use WebDAV search can be found at :doc:`WebDAV/search`.
+An overview of how to use the various WebDAV APIs can be found at :doc:`WebDAV/index`, additionally Nextcloud implements rfc5323_ to allow searching the filesystem more information about how to use WebDAV search can be found at :doc:`WebDAV/search`.
 
 Clients can also access :doc:`WebDAV/versions` and :dock:`WebDAV/trashbin` via webdav to integrate with this.
 
@@ -19,7 +18,7 @@ Clients can also access :doc:`WebDAV/versions` and :dock:`WebDAV/trashbin` via w
 OCS
 ---
 
-The OCS API provides all information that are not available via the DAV endpoints. This contains endpoints for user data or sharing capabilities for example. See :doc:`OCS/index` for more details.
+The OCS API provides all information that is not available via the DAV endpoints. This contains endpoints for user data or sharing capabilities for example. See :doc:`OCS/index` for more details.
 
 Other OCS API documentations: