--- a/ansible.rst	Tue Oct 13 19:59:17 2020 +0300
+++ b/ansible.rst	Fri Oct 16 00:09:34 2020 +0300
@@ -64,14 +64,33 @@
 
 https://docs.ansible.com/ansible/latest/user_guide/playbooks_module_defaults.html
   Module defaults.
-https://docs.ansible.com/ansible/latest/reference_appendices/special_variables.html
-  Magic variables.
 https://docs.ansible.com/ansible/latest/reference_appendices/playbooks_keywords.html
   Reserved keywords.
 https://docs.ansible.com/ansible/latest/user_guide/intro_patterns.html
   Patterns: targeting hosts and groups.
 https://docs.ansible.com/ansible/latest/network/getting_started/first_inventory.html
   Using aliases & groups for hosts.
+https://docs.ansible.com/ansible/latest/user_guide/playbooks_error_handling.html
+  Error handling in playbooks
+
+Variables:
+
+https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html
+  Using Variables. Precedence.
+https://docs.ansible.com/ansible/latest/reference_appendices/config.html
+  Ansible Configuration Settings.
+https://docs.ansible.com/ansible/latest/reference_appendices/special_variables.html
+  Magic variables.
+
+Inventory:
+
+https://docs.ansible.com/ansible/latest/collections/ansible/builtin/generator_inventory.html
+  Uses Jinja2 to construct hosts and groups from patterns.
+
+Inclusion:
+
+https://docs.ansible.com/ansible/latest/collections/ansible/builtin/include_module.html
+  Include a play or task list.
 
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