As an entrepreneur, it is your job to be confident. Confidence is key when you plan on becoming self-made. When you promote your service or product in a positive, energetic and sure manner people will take you seriously. Prospect customers always want to feel comfortable with handing your their money in exchange for a good. They want to make sure they are getting their money's worth. One thing that will boost your confidence up as a entrepreneur is to keep up with your industry. Don't be one of those business owners who are close minded to the new relevant information in their industry. Stay informed. You would never have to worry about being unable to answer any questions a prospect throws your way, hence boosting your confident by 65% lol. Also it would help if you actually used or participated in your services or products. Believe it or not may business owners can't testify for their own goods. This is help you get right into the mind of the customer. You will know the thorough pros and cons about your product or service and be a better help to your customers. When they do make inquiries including a reference to the actual use of your product or service will make the customer confident about buying from you. And you will be feel good because you know that you did a good deed for your brand.