Will this work always as told in wikihow site?

   1. Examine his body language.
   2. Notice his eye contact.
   3. Listen to what he's saying.
   4. Be aware of touching.
   5. Watch his actions around other girls and see if he treats you differently.
   6. Watch for him showing interest in things you like and do.
   7. Check for signs of nervousness Nervous laughter, sweaty palms, deep breaths, fidgeting, looking away quickly when you notice if he is watching you are all good signs of an attraction towards you and that he is nervous about making an impression on someone he fancies.
   8. Pay attention to his friends.
   9. Don't ignore him If he shows genuine interest in you, (i.e. smiles at you a lot in the hallway, work, etc., at least go out for a walk.)