The most important moment when you meet someone is the first.
Let's say you walk into a bar and catch someone's eye. Instantaneously, their body sends out a myriad of signals. They might raise their eyebrows slightly, part their mouth a little, or even look away and look back again.
As relationship counsellor David Waters explains in the video above, learning how to read those signs can be the difference between success or failure in the dating world.
This video is part of Telegraph Men's Instant Expert series. Other videos include: