Poster 1
Genre: Romance, fictional, a book based movie.
The woman is shown smiling as though she has finally sees her secret admirer.
Poster 2
Genre: Thriller or stalker/slasher
The smile in the poster gives a hint about a woman stalking someone whom she wants to take revenge.
Poster 3
Genre: Crime, psychological thriller
The picture of the eye can be the look of a someone who has witnessed a crime who then goes through PSTD