make a mental note

He made a mental note to have a word with her.

He made a mental note of his answer, and went in again.

We made a mental note to come back again soon.

She made a mental note to find out the current rate.

She began making a mental note of the best place to put them.

I made a mental note to be on the watch for such.

He made a mental note to keep his eyes on her just in case.

Then I looked at my watch and made a mental note of the time.

She made a mental note to tell him those things on the way home.

I made a mental note to try this at home.

He made a mental note to ask about it later.

She made a mental note to do it more often.

I'd made a mental note to put in new ones.

He made a mental note for the morning staff meeting.

He made a mental note of it for his report.

I made a mental note to keep my eye on him.

I made a mental note to move it back against the wall.

I made a mental note not to do that again.

I made a mental note to bring this up next time we were alone.

He made a mental note to walk that way himself.

I make a mental note to take him out to dinner.

I make a mental note not to be seen in Jack's office again.

He made a mental note to not sleep as much the next night.

He made a mental note to do something about that, but no time for it now.

No doubt he was already making a mental note of it.