Holy Engagement! This was an awesome post, full of great info… and then I realized that 3/4 of the actual page was comments… which is even better for shares, SEO and overall engagement. I was lucky enough to attend an event where Neil Patel was giving some great blogging training and a lot of what you covered was there. https://www.thatbloggingthing.com/69-blogging-secrets-i-stole-from-neil-patel/ The simple fact that you comment back is awesome.
Learn then selling guidelines. Each marketplace has guidelines that define what you can and cannot sell. State and federal laws also impact what items are prohibited. In general, you cannot sell alcohol, weapons, service contracts, animals or event tickets. Also, while not always prohibited, you may find restrictions on how you can sell items in some categories, such as art, gift cards and coupons. eBay, Craigslist and Amazon publish these guidelines on their websites.
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. 
Using SEO tools is a great way to find out where you stand with respect to SEO, as optimization determines traffic volume. Numerous such tools are available online, for free and also paid. It becomes easier for you to find out if you are using the right keywords, if your content is unique, the traffic volume and even more. Here are some of the best SEO tools that will help you get Website Traffic:
Take surveys. You can earn $50 to $100 per month in cash and products by taking online surveys. Find survey sites by searching for “paid survey sites” online. Sign up for several survey sites to increase your chances of being selected for higher-paying surveys. Register with an email address, and check your email often so you can respond quickly to survey offers.
Brian, I recently found your blog by following OKDork.com. Just want to say you’re really amazing with the content you put out here. It’s so helpful, especially for someone like me who is just starting out. I’m currently writing posts for a blog I plan to launch later this year. I think my niche is a little too broad and I have to figure out how to narrow it down. I essentially want to write about my current journey of overcoming my fears to start accomplishing the dreams i have for blogging, business, and travel. In doing so, I will share the best tips, tools, and tactics I can find, as well as what worked, what didn’t and why.
If you're interested in online marketing, setup email software and create a lead magnet that you can use in your sales funnel. Then, build up that list. It's often said that you can expect to earn about $1 per subscriber per month. If you have a list of 10,000 subscribers, that means you can earn roughly around $10,000 per month. You will need to deliver value and not pitch them on every email, but it is a very achievable goal in a short period.
OmniStar has been in business for over 13 years and states on its website that it has been voted the #1 affiliate software. The company delivers a straightforward and solid tracking software that is easy to set up (it should only take you under 10 minutes to get started), integrates with every payment gateway or shopping cart, OSI Affiliate Software, and connects you with new partners and customers through social media and improved SEO.