All you needed as an entrepreneur is a trace of integrity and honesty, once you have them, you are good to go. Client buy more from someone they can trust. Your product or services should be cheaper to afford than others in your line, and you must maintain your standards regardless of the market, always stand out. when your services are cheaper and good you gain more clients, once you have their confidence they will pay any amount you add to your service as they keep patronizing
An entrepreneur must be time conscious, never go to meet a client out of scheduled time. Be there before the client, if the meeting is at client's office also be at the office on time. An entrepreneur must learn how to define what success and failure are to you, do not take anyone definition. Because your world view is different from others. Set a goal and try to achieve 80% . Remember success come from the remaining 20%, after 80% and you see no result never stop keep pushing the 20% of hard work and dedication. Failure is path road to success, every entrepreneurs in the world failed many times, as an entrepreneur don't be afraid to fail.