The title of your request appears to be a colloquial or placeholder phrase ("freelance and business and stuff pdf"), which suggests you need an essay that comprehensively covers the transition from freelancing to running a legitimate business.
Business Owners Build Systems: An entrepreneur focuses on creating repeatable processes and packaged solutions that can eventually function without their constant involvement. They move from being "in" the business to working "on" the business. The Philosophical Shift: From "Me" to "We"
Calculate Salary Needs: Determine exactly how much you need to earn to "not starve".
Title: Beyond the Hustle: The Transition from Freelancer to Business Owner