Now, if you don’t know people who might want your coaching services, there are a number of online tools and communities that make it incredibly easy to find clients and teach, on just about any topic area you can think of. Community driven platforms like Clarity.fm and Coach.me provide you with a network of potential clients to interact with, as well an integrated payment solution.
Having your own site to sell gently used handbags is probably going to be a really, really difficult endeavor for what its worth. It will be hard to get enough eyeballs/visitors on those bags to generate enough sales to make you any meaningful income (it’s an incredibly small niche and almost too specific in nature). Not to deter you from the idea completely but you’ll need to commit to several years of patience to really hit a home run in that field.
The second (and cheaper) path assumes that you have the design and dev chops yourself to build your dream software. Naturally, it’ll take more time to get your product off the ground, but being able to bootstrap the development of your software lets you retain more ownership in your business and be more in control of your path, making this a lower-cost, but higher time investment to make money selling apps.
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. 
Become a virtual assistant. If you have administrative experience and would like an opportunity to work from home, look into virtual assisting jobs at a site like virtualAssistants.com or TaskRabbit.com. It may take about a week to be processed, but the work is extremely convenient for stay-at-home parents or for filling in the gaps of a part-time schedule.
Build up a following on your Instagram account and you could quickly be making extra money online. Major brands, gear companies, and even startups are willing to shell out $500-$5,000+ per post to get in front of your audience. While it’s getting harder and harder to build a massive Instagram audience, if you already have a solid niche and are posting quality content regularly with a great camera for taking Instagram photos, with a few small tweaks you can make yourself an influencer. Check out this awesome article from Shopify on how to build and grow your Instagram following to get started.
73. Create your own retail website: If you’re already computer literate, use this knowledge to create a website to sell products or services. There are plenty of free online hosting sites, cheap domain name registries and oodles of places willing to stock your virtual shelves with inventory. Or better yet, use your artist abilities to create your own products and sell them on eBay and Craigslist.
I think this is a decent list but I think you should stop adding Amanda Hocking as an example for kindle publishing. Most people are never going to achieve what Amanda Hocking has done because they want short cuts. Amanda honed her skills as a fiction writer and writes really good books. She also started a long time ago when it was easier to get visibility and sales.
There are many ways to get people onto your list. Lead magnets are one such resource. For example, you can build ebooks, checklists and cheat sheets. But you can also do content upgrades, such as PDF versions of an article with added resources in them, four-part video training series, and more. Think about your audience and what you can offer them to better serve them, then treat them with some respect and you'll eventually reap the rewards.
Moreover, one has the freedom of dressing and can work in casual clad, not necessarily suiting up. For the parents who have to split between home chores like childcare responsibilities, are able to create balance between work and home. One does not have to commute thus saving on gas and also commuting time. Convenience for example in sales where one is closer to clients than when at work. Finally, there is access to a wider pool of applicants for example the disabled who prefer to work from home.
Websites such as Upwork, Fiverr and Freelancer offer opportunities to do a variety of freelance jobs, such as writing, programming, design, marketing, data entry and being a virtual assistant. Fluent in a second language? Check sites such as Gengo or One Hour Translation, or drum up business through a site of your own. No matter what kind of freelancing you do, keep track of the going rate for the kind of work you provide so you know if you’re charging too much or too little. Learn how to get started on Upwork.