Forbes: Best leaders make unforgettable first impressions.

1. Warm Greeting

2. Polished

3. Friendly; Engaging

4. Represents Their Authentic Self

5. Good Listeners

6. Are interested in what matters to employees

7. Embrace differences and acknowledge accomplishments

8. Knowledgeable

9. Accessibility

10. Sense of Humor

11. Vulnerability

12. Consistency

13. Lead by Example

14. Motivational

Source: http://www.forbes.com/sites/glennllopis/2014/03/31/the-best-leaders-make-unforgettable-first-impressions/