ok al a sudden i started feeling weird, and i like my neighbor. i use to say hi and him too, but now that i feel this way i cant so i blow him off and i dont no more. He has been doing the same now, i dont know if he is doin it cuz i ignore him too or why. But now im like What? hellooo say hi to me.. well how shoul i approach him, i think he has a girlfriend. advise please!!!!!!!!!