What are three benefits of being assertive and what are three tips to you develop an assertive style of communication?

Benefits of being assertive:
1)gain self confidence and self-esteem
2)understand and recognize your feelings
3)earn respect from others
4)improve communication
5)create win-win situation
6)improve your decision-making skills
7)create honest relationships
8)gain more job satisfaction

tips to develop an assertive style of communication:
1)assess your style
2)use "I" statement
3)practice saying no
4)rehearse what you want to say
5)use body language
6)keep emotions in check
7)start small