diff --git a/20-Knowledge/Synthesized-Japanese-Class-Notes.md b/20-Knowledge/Synthesized-Japanese-Class-Notes.md
index f762f7a..19512a0 100644
--- a/20-Knowledge/Synthesized-Japanese-Class-Notes.md
+++ b/20-Knowledge/Synthesized-Japanese-Class-Notes.md
@@ -251,6 +251,23 @@ You can express potential without conjugating the verb into its unique form by u
         - *明日は天気予報によると寒くなるそうです。* (I heard from the weather report that it will get cold tomorrow.)
         - *週末は天気予報によると嵐になるそうです。* (I heard from the weather report that it will become stormy this weekend.)
 
+- **Confirmation Conditions (ら)** - 2025-12-04: When you're waiting for a certain situation to occur, you can stick なったら after it to show that it's something that is expected to occur, saying "When the situation becomes this....".
+    - **Examples**:
+        - *彼女は二十歳**なったら**、会社に入社します。* - **After** the girl turns 20, then she can enter the work force.
+        - *年を取ったら、田舎に住みたい* - When I grow old, I want to live on the country side.
+            - Note, there's no なる here, you can use ら after any verb.
+        - *駅に着いたら, 電話してください* - When you get to the station, please give me a call.
+        - *今日は家に帰ったら、何をしますか。* - When you return home today, what will you do？ (Asking questions)
+
+- **Need Not To (なくてもいいです)** - 2025-12-04: If you want to say you don't need someone to do something, you can add "なくてもいいです" after the verb.
+	- Using just Verb Stem -てもいいです is like asking something to do something very kindly. Like saying "its ok if you turn on the AC".
+    - **Examples**:
+        - *ホテルでかばんを持たなくてもいいです。* - At the hotel, its ok if you don't hold my bags//don't need to hold my bags.
+        - *日曜日は早く起きなくてもいいです* - On Sundays, its ok to not wake up early.
+        - *日曜日は仕事に行かなくてもいいです* - I don't need to go to work on Sundays.
+        - *AIがあったら、仕事をしなくてもいいです* - If there's AI, we don't need to work.
+        - *自動チェックインをしたら、カウンターに行かなくてもいいです.* - If you use self check in, you don't need to go to the counter.
+
 ## Vocabulary
 
 ### Nouns
@@ -261,6 +278,7 @@ You can express potential without conjugating the verb into its unique form by u
 - **Food & Drink:** ごはん (rice/meal), しお (salt), すきやき (sukiyaki), やきにく (BBQ), やしょく (late night snack), 洋食 (ようしょく) - Western food
 - **Objects & Concepts:** いさん (heritage), えんぴつ (pencil), かばん (bag), くるま (car), けいたい (cell phone), しごと (work), しつもん (question), せいしょ (Bible), でんしゃ (train), りょこう (trip/travel), 洋食 (ようしょく) - Western food, 合格発表 (ごうかく はっぴょう) - pass exam announcement, 給料 (きゅうりょう) - salary, 実現 (じつげん) - achievement/realization, 公開講演 (こうかいこうえん) - public talk, 緊張 (きんちょう) - nervousness, 区域 (くいき) - Congregation Territory, 忍耐 (にんたい) - Patience (from God), 基地 (きち) - Military Base, 遅刻 (ちこく) - Delay, 宿題 (しゅくだい) - Homework, 教科書 (きょうかしょ) - Text Book, 日の出 (ひので) - Sunlight, 離島 (りとう) - Small islands off a big island, 天気予報 (てんきよほう) - Weather report, 嵐 (あらし) - Storm
 - **Natural Phenomena:** - 2025-11-25: 断水 (だんすい) - Water Main/Cut, 地震 (じしん) - Earthquake, 洗濯 (せんたく) - Laundry
+- **Other:** 軍隊 (ぐんたい) - Military, おく - Billion, 自動チェックイン (じどうチェックイン) - Self Check-in
 
 ### Verbs
 
@@ -294,6 +312,11 @@ You can express potential without conjugating the verb into its unique form by u
 - **出迎える (でむかえる)** - To go to entrance, and welcome other person
 - **誘う (さそう)** - to invite
 - **困る (こまる)** - To get in trouble
+- **年を取る (としをとる)** - To become old
+- **着く (つく)** - to arrive
+- **官憲します (かんけんします)** - To do an expedition
+- **切る (きる)** - to turn off/cut off
+- **消す (けす)** - to turn off/make disappear
 
 ### Adjectives