An important part of the home buying process is having a professional home inspector go through the house to determine the condition of the building and point out any potential problems. A home inspector needs to meet the state regulations for the profession, which varies from state to state, although anyone who has worked in the construction or housing industry will have a leg up. Median salary: $52,000.
If you are a professional photographer or have a real flair for photography, then selling your images on other sites could be an idea. This could be done alongside your own photography site, as it is a good way to help get your work viewed by a wider audience. There are numerous stock image websites to contribute to, but choosing a popular high-end site like Shutterstock should ensure your photographs make you some money.
Used-car salesmen unfortunately have some nasty stereotypes to live down, but you don’t need a tacky blazer or a fast-talking sales pitch to make money buying and reselling cars. People throw away perfectly good (or certainly good enough) cars all the time for all sorts of trivial issues. If you know a little something about servicing a car and can make one shine for a Craigslist ad, you could take advantage of massive opportunities to buy used cars and resell them for major profit.
Starting a business in this field will require some experience, but as long as there is anxiety, there will be a market for coaching people to create and deliver presentations. Invest in video equipment or use a smartphone to record students as part of the coaching process. If you have a background in radio or TV or specific experience in high-profile public speaking, all the better.
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. 
To get started with Amazon affiliate marketing you will need to sign up with Amazon Affiliates. Then subtly market products on your site that are relevant to your niche and will be of interest to your audience. Make sure you only endorse high-quality products. If your visitors make a purchase on your recommendation but are not impressed with the item, you could quickly lose followers.
Running and charging for webinars can be a great way to build a following in your niche, demonstrate that you are an expert in your field, and make a profit. Hosting a webinar can be hard work. They need to first be promoted, provide original and valuable information, and include interactive elements so your audience can ask questions and engage with your topic. However, once you have built up a large blog following, each webinar can be extremely profitable.
Mow lawns or plow driveways. If you’re willing to mow yards or shovel or plow snow in the winter, you could easily start your own snow removal and lawn mowing business on the side. While you can usually find work by reaching out to your local community via word-of-mouth, flyers, or online message boards, the website Plowz & Mowz allows you to set up an online profile and reach more customers in your area.
If you are more confident in your skills, you can also market directly to websites and blogs. You can contact the sites by email to market your services. That will also enable you to select the specific types of sites that you are more comfortable working with. Since there are literally thousands of websites and blogs on the web, the potential market is limitless.
By definition, then, a business that focuses on a niche is addressing a need for a product or service that is not being addressed by mainstream providers. Establishing a niche market give you the opportunity to provide products and services to a group that other businesses have overlooked. You can think of a niche market as a narrowly defined group of potential customers that have specific needs, a subset of a larger group.