Passive income is a math problem
The four things every idea spends
Capital
Dividends, funds, bonds, property. Genuinely passive — because the work was accumulating the capital. The math page shows what income honestly requires.
Time up front
Content, digital products, licensing. A job now for maybe-money later, on a decay curve nobody advertises. Real, and priced honestly on the list.
Assets you own
Rooms, vehicles, storage, gear. "Passive until it isn't" — platform fees, wear, and the occasional terrible renter are part of the yield.
Other people\'s labor
Businesses run by managers. The oldest passive income there is, purchased at the price of management risk — which is why it is the least passive item on any honest list.
The questions everyone starts with
What are the best passive income ideas?
There is no best — there is best-for-your-inputs, because every passive income idea spends one of four things: capital you already have (dividends, funds, real estate), time up front (content, digital products), assets you own (renting rooms, cars, storage), or other people's labor (businesses with managers). The honest list on this site scores each mainstream idea on the same four numbers — money in, hours in, realistic range, time to first dollar — so you can match ideas to what you actually have rather than to what a video promised.
Is passive income real, or is it all a scam?
Both exist and the boundary is visible: return on capital is real (people with invested money genuinely earn while sleeping — that is what capital does), and slowly-decaying returns on up-front work are real (a useful asset built once can pay for years, with maintenance). What is mostly fiction: passive income without capital, skill, or work — the version sold by courses. The tell is who is paying whom: real passive income pays you from assets; the fictional kind starts by charging you for the secret.
How much money do I need to make $1,000 a month passively?
From capital alone, the structure is simple division: required capital equals desired annual income divided by a realistic yield — and at the modest single-digit yields diversified assets actually produce over time, four figures a month implies capital in the low-to-mid six figures. That number is the industry's best-kept open secret, and our math page exists to make it unavoidable. The alternative paths spend time and skill instead of capital, at their own honest costs — the list prices those too.