The Internet has made it a lot easier for people and businesses with small tasks that need to be done to connect with people who can do them. And you get the benefit.
A national retailer, for example, might need someone to mystery shop at a local outlet and evaluate the experience. An automaker may need to know what a new parking garage in your town charges so the data can be added to in-car navigation systems.
Maybe the job is photographing businesses or product displays in stores. It's how Microsoft gathered the thousands of panoramic photos it needed for its Bing search engine.
You could get paid for doing this and more, if you have the right app. And I'm about to tell you what it is.