Starting a house cleaning or lawn care business is a great way to earn money with little or no capital because it requires minimal upfront investment. Basic cleaning supplies or lawn care tools can be purchased affordably or borrowed initially. There’s always demand for these services, and you can start by offering your services to neighbors, friends, or through local Facebook groups. With word-of-mouth marketing and excellent service, you can quickly grow your client base and reinvest profits into better equipment for expansion.