The 'Vanilla' version.

Smile.

Call the person by their name.

Begin in a friendly way.

Be genuinely interested in other people.
Be a good listener.
Let the other person do a great deal of talking.
Talk in the terms of other person's interests.
  
Give honest and sincere appreciation 
Make the other person feel important - sincerely. 

Don't criticize, condemn or complain. 
Call attention to people's mistakes indirectly.
Talk about your own mistakes before criticizing the other person.

Try honestly to see things from the other person's point of view. 
Show respect for the other person's opinions. 
Be sympathetic with the other person's ideas and desires.
 

Appeal to the nobler motives. 

Give the other person a fine reputation to live up to.  

Throw down a challenge.

Let the other person feel that the idea is his or hers. 

Dramatize your ideas.

Ask questions instead of giving direct orders.
Let the other person save face.
Use encouragement. Make the fault seem easy to correct.

Praise the slightest improvement and praise every improvement.

Check out this link for the title reference.