Service-based home business idea: Provide service for cleaning, organizing, or other projects to make other people's homes more beautiful. Pet sitting business idea: The pet industry is rapidly expanding and there is a need for trustworthy and professional people to care for pets while their owners are gone.  Taxi Service startup idea: Convince your town that the time has come for aspiring entrepreneurs to be able to work as cab drivers who can run independent taxi businesses without any franchise affiliation or fees. All you need is a driver's license and some transportation.