1. CommunicationResearch tells us that communication skills are already the number one skill of the workforce. Poor communication has been one of the underlying factors behind the failure of U.S. workforces, according to Grammarly who noted that this state of affairs is costing businesses $1.2 trillion annually.2. Time ManagementComing out of the constraints of a 9 to 5 might sound like fun initially, but it's actually more stressful for your time management than you think. You will need to deal with irregular hours if you are a sole freelancer.3. Problem-SolvingOne of the key aspects of your work when managing your side hustle or working as a freelancer, is that you will daily be required to solve problems, which can appear at any time and can range from being extremely complicated, to being fairly easy to manage and solve.4. OrganizationTo manage a successful side hustle requires not only time management, as noted above, but also strong organizational skills to make effective use of that time.5. Learning MindsetThe final soft skill, or power skill, that you need as a freelancer or when venturing out to launch a side hustle, is that of a learning mindset, also known as the growth mindset and emotional intelligence.