plone · pbauer · Sep 17, 2022 · Sep 4, 2022 · Sep 4, 2022 · Sep 4, 2022
diff --git a/docs/_static/inspect-relations.png b/docs/_static/inspect-relations.png
diff --git a/docs/_static/relation_select.png b/docs/_static/relation_select.png
diff --git a/docs/_static/relationlist_searchmode.png b/docs/_static/relationlist_searchmode.png
diff --git a/docs/_static/relationliste_ajax.png b/docs/_static/relationliste_ajax.png
diff --git a/docs/_static/relations_with_selectwidget.png b/docs/_static/relations_with_selectwidget.png
diff --git a/docs/backend/behaviors.md b/docs/backend/behaviors.md
@@ -1,13 +1,22 @@
 ---
 myst:
   html_meta:
-    "description": ""
-    "property=og:description": ""
-    "property=og:title": ""
-    "keywords": ""
+    "description": "Behaviors are re-usable bundles of functionality that can be enabled or disabled on a per-content type basis."
+    "property=og:description": "Behaviors are re-usable bundles of functionality that can be enabled or disabled on a per-content type basis."
+    "property=og:title": "Behaviors"
+    "keywords": "Behaviors"
 ---
 
 (backend-behaviors-label)=
 
 # Behaviors
 
+
+```{seealso}
+See the chapter {ref}`training:behaviors1-label` from the Mastering Plone 6 Training.
+```
+
+```{todo}
+Contribute to this documentation!
+See issue [Backend > Behaviors needs content](https://github.com/plone/documentation/issues/1302).
+```
diff --git a/docs/backend/content-types.md b/docs/backend/content-types.md
@@ -1,18 +1,26 @@
 ---
 myst:
   html_meta:
-    "description": ""
-    "property=og:description": ""
-    "property=og:title": ""
-    "keywords": ""
+    "description": "A content type is a kind of object that can store information and is editable by users."
+    "property=og:description": "A content type is a kind of object that can store information and is editable by users."
+    "property=og:title": "Content Types"
+    "keywords": "Content Types"
 ---
 
 (backend-content-types-label)=
 
 # Content Types
 
+```{seealso}
+See the chapter {ref}`training:dexterity1-label` from the Mastering Plone 6 Training.
+```
+
+```{todo}
+Contribute to this documentation!
+See issue [Backend > Content Types needs content](https://github.com/plone/documentation/issues/1303).
+```
 
 ```{todo}
 Describe how to add a content type (Python/XML) including FTI settings.
-Fields, Widgets, Vocabularies aso are descripted in detail in there own chapter and will be referenced frome examples here.
+Fields, Widgets, Vocabularies aso are descripted in detail in their own chapter and will be referenced frome examples here.
 ```
diff --git a/docs/backend/control-panels.md b/docs/backend/control-panels.md
@@ -42,4 +42,13 @@ To manually register a view as a control panel, add the following registration t
           <permission>Manage portal</permission>
     </configlet>
   </object>
+```
+
+```{seealso}
+See the chapter {ref}`training:controlpanel-label` from the Mastering Plone 6 Training.
+```
+
+```{todo}
+Contribute to this documentation!
+See issue [Backend > Control Panels needs content](https://github.com/plone/documentation/issues/1304).
 ```
diff --git a/docs/backend/fields.md b/docs/backend/fields.md
@@ -1,17 +1,24 @@
 ---
 myst:
   html_meta:
-    "description": ""
-    "property=og:description": ""
-    "property=og:title": ""
-    "keywords": ""
+    "description": "Fields are objects that have properties and types, and comprise a schema."
+    "property=og:description": "Fields are objects that have properties and types, and comprise a schema."
+    "property=og:title": "Fields"
+    "keywords": "Fields, schema, autoform, supermodel, XML"
 ---
 
 (backend-fields-label)=
 
 # Fields
 
+```{seealso}
+See the chapter {ref}`training:dexterity-reference-label` from the Mastering Plone 6 Training.
+```
 
+```{todo}
+Contribute to this documentation!
+See issue [Backend > Fields needs content](https://github.com/plone/documentation/issues/1305).
+```
 
 (backend-fields-schema-label)=
 

diff --git a/docs/backend/index.md b/docs/backend/index.md
@@ -23,6 +23,7 @@ behaviors
 annotations
 vocabularies
 fields
+relations
 widgets
 global-utils
 portal-actions