3. How Close They Are To You.
Do you ever notice when you are having a conversation with your partner, how close they are to you? You might not realize, but the distance between bodies is a pretty strong indication of attraction. Get-a-wingman says that even if you’ve been with the person for quite some time, you can use this body language to tell if they are interested in anything you are saying.
4. The Head Tilt.
Science of People notes that another way to tell if your partner is into you is watching the classic head tilt. The site says that by tilting your head, it shows that you are not only interested but engaged in the conversation as well. That means, during conversation tilt your head while looking at them.