How to deal with difficult audience

Dealing with different people is an art, dealing with a difficult audience is a real challenge.
Before you make a presentation, you need to know some strategy on how to face your audience. Try to understand the type and apply these tips:

• Positive type
  This type is a great help in your discussion, use them frequently
  
• Talkative type
  Intervene tactfully and limit their speaking time
  
• Persistent type
  Avoid the trap, never get involved in an argument. Respond tactfully
  
• Arrogant type
  Let the audience deal with their theories and viewpoints
  Review them and answer the questions gently
  
• Uncooperative type
  Recognize their knowledge and experience, use them wherever possible
  
• Intellectually superior type
  Listen and consider, but do not criticize. Use Yes But technique

You can be an effective speaker if you care for your : Appearance, Posture, Gestures, Eye Contact and Facial Expressions because experts say that we gather information by Sight (87%), Hearing (7%), Smell (3,5%), Touch (1,5%), Taste (1%)

(Source : The Art of Effective Communication, Charles J. Margerison)