IF HE LOOKS AT Ya in the eye or any other part of your body, if he talks to you in a soft calming voice,
##To Who Posted The Previous Answer,
SOMETIMES, the answer could be misinterpreted and may effects others mistake in their comunication. Because not everytimes when people talking nicely or talking softly to you means they are into you. And most people looks in your eyes when talk to you(because it's showing their respect and morality, except ppl dont like to). so what you posted here is not acceptable answer for this question. How you can know if they like you:
POSTED BY NELSOND##