The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

an apology NOTE, and a few
snapshots of me in a bra.
The Big Bang Theory Season 5, Episode 15

I looked it up. New Mexico says
all I need is a NOTE from a doctor.
Breaking Bad Season 3, Episode 12

You will NOTE that I am standing here
talking to you,
Game of Thrones Season 2, Episode 5

Give him the NOTE, please.
Money Heist Season 1, Episode 6

On a positive NOTE, the scooter
helped Bert meet a girl.
The Big Bang Theory Season 12, Episode 19