diff --git a/.obsidian/plugins/obsidian-git/data.json b/.obsidian/plugins/obsidian-git/data.json
index 7b1247f..4bc189e 100644
--- a/.obsidian/plugins/obsidian-git/data.json
+++ b/.obsidian/plugins/obsidian-git/data.json
@@ -2,7 +2,7 @@
   "commitMessage": "vault backup: {{date}}",
   "autoCommitMessage": "vault backup: {{date}}",
   "commitDateFormat": "YYYY-MM-DD HH:mm:ss",
-  "autoSaveInterval": 1,
+  "autoSaveInterval": 5,
   "autoPushInterval": 0,
   "autoPullInterval": 5,
   "autoPullOnBoot": false,
diff --git a/education/unmanned aerial system/final.md b/education/unmanned aerial system/final.md
index f747dc8..67ecd6f 100644
--- a/education/unmanned aerial system/final.md	
+++ b/education/unmanned aerial system/final.md	
@@ -14,4 +14,10 @@ An autonomous operation requires a Remote PIC, and nothing else.
 
 An increase in load factor will cause an unmanned aircraft to stall at a higher airspeed. 
 
-Acute fatigue is short term fatigue gained from a specific event
\ No newline at end of file
+Acute fatigue is short term fatigue gained from a specific event
+
+METARs report wind in true north.
+
+The angle of attack at which an airfoil stalls is not influenced by gross weight.
+
+Military training routes below 1,500 feet have a 4 digit number, routes above have 3 digits. 
\ No newline at end of file