Every face has its own language. Face talks about the emotion, expression. Face speaks what you can not say.
Presenting few of the portraits clicked by me during my street walks.
Tips to shoot portrait on street
Talk to people on streets some times only smile will also work, More than the camera/technical tips, this is required
For technical tips, it is always good to shoot on more than F4 for more detailing of the subject. Shutter speed and ISO keep based on the available light conditions.
Feel free to comment your feedback and suggestion.