Letter

1. Opening

1.1. Formal

1.1.1. Yth.Bapak/Ibu

1.2. Informal

1.2.1. Dear

2. Detail

2.1. who ?

2.2. Why ?

2.3. when ?

3. Closing

3.1. Formal

3.1.1. Hormat saya

3.2. Informal

3.2.1. Your friend

3.2.2. Love

3.2.3. Faithful

4. Goal

4.1. To inform agenda/thing

4.2. To invite a person