Most people first earned money by using their own skills, talents, labor, knowledge and then increased it by investing the money they earned. Their own skills are the key to creating capital. Investment is necessary to be successful and this investment means the money we earn by using our skills. So the initial step of investment is our own skills, knowledge and hard work. Almost everyone who has become rich till date has first started earning money through their own knowledge, skills and work, whether it is a person of any profession, be it a businessman, an employee, a freelancer, a sportsman or an entrepreneur. No one can become rich overnight. Those who have been able to invest properly and use their skills properly by earning money are the rich of today and they have reached that level due to a combination of these few things.