Sentence examples for note of from inspiring English sources

"note of" is a correct and usable phrase in written English.
It is typically used to describe something that is mentioned or indicated in a sentence. Here are a few examples: 1. Please take note of the important dates for your upcoming project. 2. I made a mental note of all the items I needed to buy at the grocery store. 3. The speaker's voice carried a note of sadness as he shared his personal story. 4. The teacher's lecture had a strong note of encouragement and motivation for the students. 5. In her email, she included a note of appreciation for all the hard work her team had put in.