Add ansible import vs include

src/ops/tools/ansible.md

@@ -33,4 +33,20 @@ To tell Jinja2 to not mess with carriage return in templates add
 ---
 ```
 
-at the top of the template file
+at the top of the template file
+
+## Import vs include (kudos @href)
+
+If you want to exec a sets of tasks when a condition is true, use
+import_tasks.
+
+```
+- name: Include init tasks
+  import_tasks: init.yml
+  tags:
+    - init
+  when: proof.stat.exists == False
+```
+
+`ìnclude_tasks` will add all tasks to play run, even if the when condition is
+false.