Outreach

A good email is 4 short lines. Less than 300 words

to the point.

You are trained to add these words that just feeling like talking without saying anything.

dont' need all kind of signing

A simple

best,

• kushal ← but kushal is a link to the user's personal link (see signature section)

And obviously an email can be just telling them that your product exists

or assuming you are confident this could be helpful them then refer that signal you saw and write in that context.