Flirting is the universal way of showing someone you’re interested in them or if you like to flirt when you’re bored. These are from the book “Man with Farm Seeks Woman with Tractor: The Best and Worst Personal Ads of All Time”

Flirting is good for you
Studies show that people who flirt have higher white blood-cell counts, which boost their immunity and keep them healthy.

Think it ends at a little eye batting?
Hardly — all told, scientists say there are 52 “flirting signals” used by humans. Of these, the hair flip is the most common.

In some places, flirting is illegal
In Little Rock, AR, an antiquated law is still on the books warning that engaging in playful banter may result in a 30-day jail term. In New York City, another outdated la mandates that men may be fined $25 for gazing lasciviously at a female; second conviction stipulates the offender wear a pair of blinders whenever he goes out for a walk.

Why wait for Happy Hour?
Lots of people get their flirt on during their morning commute. A full 62 percent of drivers have flirted with someone in a different vehicle while on the go, and 31 percent of those flirtations it turns out, resulted in a date.

Flirting need not occur face to face
According to Pew Research, 40 percent of people who look for love online say they can easily flirt with someone via email or IM.

These days, cell phones do the flirting
In one survey, half of all mobile phone users have texted suggestive messages to keep thing interesting while away from their amour.

Watch out, you can overdo it
According to the Social Issues Research Centre, the most common mistake people make when flirting is maintaining too much eye contact.

Sometimes, flirty gestures aren’t what they seem
Research has shown that men tend to routinely mistake friendly behavior for flirting.

Flirting is universal
A woman living in New York City and one in rural Cambodia may not have much in common, but when it comes to attracting little attention, they both employ the very same move: smiling, arching their eyebrows, then averting their gaze and giggling.