### Clue: Bad sex tour I'm organising, having no first-hand experience! (12)
### Answer: AMBIDEXTROUS 
 ### Explanation: Definition: having no first-hand experience
  Anagram(organizing) of *BAD SEX TOUR I'M*.
Defn:  Descriptive of those lucky people who are equally adept at using both hands, in contrast to most of us who have a preference for using either the right or left hand.  Cryptically, the latter therefore have a "first-hand", the preferred hand, but the former *no first-hand experience*.