“The stare.
The stare that they give you when they are engaged with a conversation, when they honestly listen to you. I think that for many, they are unintentionally giving a clue that they like you, but when her eyes become slightly dreamy and they have a wide smile.
Although, one girl knew what she was doing and intentionally gave one to me as a hint. Man, my heart was pumping so fast, you’d think I chugged a sixpack of Monster in minutes.”