If your business will have employees, you will, at a minimum, need to purchase workers' compensation and unemployment insurance. You may also need other types of coverage depending on your location and industry, but most small businesses are advised to purchase general liability (GL) insurance, or a business owner's policy. GL covers property damage, bodily injury and personal injury to yourself or a third party.
If there are big names out there who already offer the same app as you, you are out of luck. The best hope is to be first to market with a new idea. If your app has any uniqur features, especially if you have some form of copyright protrction or patent, the that feature to the big guys amd perhaps they will add it to their app and pay you for the idea.
Find a profitable niche. Starting with your interests, write down as many niche ideas as you can. Think about topics people might search online. Ideas include passions (like surfing or body building), fears (like spiders or speaking in front of crowds) and problems (like getting out of debt). Do keyword research to see it others are interested in the topic. Find out if a domain name is available that matches the keyword 100 percent. 
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:
Besides offering a low credit option, National Funding stands out as a big long-term value add for small business owners. After working together, your credit will improve and you may transition to a term loan up to $500,000 or equipment financing up to $150,000. These are both expected to have lower rates than an MCA but, unlike the other providers, National Funding does not disclose the rates for these loans upfront.
If you live in an area where Uber or Lyft operate, why not become a driver? If you're looking to make some short-term cash, you can definitely rake it in by working for one of these popular car-hire apps. As long as your vehicle fits within the specifications of their program, and you have a clean license, you could do this on the side, especially if you're in a crunch for cash.
To qualify for additional small business loans with OnDeck, you will need to remain current on any existing loans. OnDeck provides discounts to repeat borrowers in the form of reduced fees and lower rates. For future loans, the application process is also simpler because OnDeck already has most of the information about your business necessary to qualify you.
If you’ve got a way with words and expertise in a niche, there are plenty of sites that will pay for articles and content you write. Think of the sites you read regularly. What can you contribute to them that would be interesting? Research your niche and then look for ways to pitch articles. Many sites will simply have a submission or contact link in the footer. To get started, check out my full guide to becoming a freelance writer on the side and then submit your articles to places like Instash, Listverse, TopTenz, A List Apart, International Living, FundsforWriters, and Textbroker.
Etsy: While Etsy's popularity has declined recently, it's still a great resource for selling handmade items online. No need for complex ecommerce sites or merchant accounts or any sort of automation. The company takes a commission of every sale and charges a small listing fee per item. But many still use Etsy as their primary source of income. The best part is that you can also sell digital products on here such as poster designs.
Create a logo that can help people easily identify your brand, and be consistent in using it across all of your platforms, including your all-important company website. Use social media to spread the word about your new business, perhaps as a promotional tool to offer coupons and discounts to followers once you launch. Be sure to also keep these digital assets up to date with relevant, interesting content about your business and industry. According to Ruthann Bowen, client relations specialist at EastCamp Creative, too many startups have the wrong mindset about their websites.
Fiverr is one of the biggest providers in the gig economy on the web and you can sell a wide variety of services and products through this medium. Do the research and find out what you can offer. However, keep in mind that like any other money-making task, it takes time to succeed here. And stellar reviews will help you generate more and more income over time.