How does this method work?
Most jobs that are described as passive income require initial labor, capital, or maintenance later on. Digital product updates, license tracking, customer support and content renewal are examples of this. Delivery of a model can be automatic; The work of creating demand and maintaining quality may not be automatic. First determine which task has actually decreased and which risk remains.
Evaluation with a concrete example
Let's say a template takes 30 hours to prepare and three hours to monthly support and update. Two sales in the first month and twenty sales in the sixth month do not give the same return on investment. Include in your calculation not only the delivery time per sale but also the initial preparation. There is also the possibility of capital loss and costs in asset income; Seeing regular payments does not mean that it is risk-free.
Your first application: what should you have?
Write the initial labor, monthly maintenance, capital requirement and demand source for a model in four columns. Test which step is completed without human intervention. Do not use promises of 'sure income without any work' as evidence. The deliverable is a small product or system with specific maintenance responsibilities and a quarterly actual cost tracking plan.