How can you tell if he is flirting? 10 pts to best answer?

if a guy is flirting. Men what are some ways that you flirt with someone in away that you don't scare them off. And girls what are some ways that guys have flirted with you. Some examples would be if he stares at you constantly or something.How can you tell if he is flirting? 10 pts to best answer?
WELL SOME SIGNS OF A GUY FLIRTING WITH YOU ARE (I DONT KNOW HOW OLD YOU ARE BUT) SAY 12-15 YRS OLD. BOYS MAY HARRASS YOU IN A PLAYFUL SORDA WAY. THEY MAY WANNA BE AROUND YOU ALL THE TIME. THEY MAY STARE AND LAUGH ALOT. THEY MAY PAY A LOT OF ATTENTION TO YOU. WHEN YOU GET OLDER SAY ABOUT 17-19, NOTHIN MUCH CHANGES EXCEPT THAT THEY MAY DO CUTE THINGS TO GET UR ATTENTION. THEY MAY TELL THEIR GUY FRIENDS THAT THEY LIKE YOU. THEY STARE VERY HARD. THEY SMILE AT YOU ALL THE TIME. THEY LIKE TO BE AROUND YOU. THEY MAY ASK FOR YOUR NUMBER OR ASKE TO HANG OUT=] THESE ARE SOME SIGNS OF FLIRTING..LOL..How can you tell if he is flirting? 10 pts to best answer?
when he is always smiling laughing at what you say listens to you pays attention to you hugs you play fights with you calls you gives you kisses on your cheeks gives you lil massages always wants to be next to you when friends are around all things that will put a smile on your face and make you like him
probably he will compliment on your actions


and if u will walk together he will say'; im a lucky man to have privileg for walking with a beautiful girl like u';


that is what happened with me the last time
I flirt by touching her hand pushing her in a playful matter