10. Your confidence: If you are confident you are king. If you are telling anything in a very confident manner all the people are bound to listen. You should never doubt on your capabilities. If you think you need to improve to get the confidence work on that, read motivational stories, listen motivational talks & try to talk to the students & children near by your place, this is simple and easily available, but you will get the result many folds out of that.
If you are going to follow these points, I am sure, you would be one of the most likeable personality.