If you don't believe you can do a certain thing:

• Look at your past achievements and remind yourself that you managed to do very challenging goals before.
• Identify your limiting beliefs and replace them with empowering ones. 

This is the main premise of the best selling book by Ramit Sethi. He structures his ideas into 4 buckets: 

1. Track your spending. This will help you see where your money is going and identify areas where you can cut back.
2. Set financial goals

4. First and foremost, concentrate on your strengths. Put yourself where your strengths can produce results.

5. Second, work on improving your strengths. Analysis will rapidly show where you need to improve skills or acquire new ones. It will also show the...