In some places, dog walking alone can be a very profitable business. Those working from 9 to 5 either do not have time to walk their dogs before leaving the house or just prefer it if someone comes in to let them out of the house for some exercise. Also, dog walking businesses that offer additional services are becoming increasingly popular. Consider also offering:
New applications are launched on a daily basis and if you believe you have the skills to create your own and a unique enough idea, you should do it! Aside from the fact that you will have to invest little to no money to get started, it is far less time consuming than the average 9 to 5. Once you have created your application, couple it with the right marketing strategy and you'll be making money in your sleep. The best part about developing applications is that you can do it from anywhere in the world.