Ouvrage Collectif 
100 FlirtingTips [PDF ebook] 

Flirting is playful in nature, which is practiced by a person in order to express his or her interest in another individual, either romantically or sexually. There are ways to flirt subtlety and there are also ways of flirting that can be obvious at times. You can flirt with the use of your eyes, body language, touch, tone of your voice, or a combination of the mentioned behaviors.