The biggest obstacle to stock market profits is an inability to control one’s emotions and make logical decisions. In the short-term, the prices of companies reflect the combined emotions of the entire investment community. When a majority of investors are worried about a company, its stock price is likely to decline; when a majority feel positive about the company’s future, its stock price tends to rise.
This is a more advanced topic for those who want to do what is called « day trading », i.e. those who plan to buy and sell on a daily basis as their main activity. Arbitraging is the process of leveraging price differences between exchanges to make a profit, by buying cryptocurrency cheap on a given exchange and selling it for a higher price on a different exchange.
Many orders placed by investors and traders begin to execute as soon as the markets open in the morning, which contributes to price volatility. A seasoned player may be able to recognize patterns and pick appropriately to make profits. But for newbies, it may be better just to read the market without making any moves for the first 15 to 20 minutes. The middle hours are usually less volatile, and then movement begins to pick up again toward the closing bell. Though the rush hours offer opportunities, it’s safer for beginners to avoid them at first.
The stock market works like an auction, and buyers and sellers can be individuals, corporations, or governments. When there are more sellers than buyers, the price of a stock will go down. When there are more buyers than sellers, the price will go up. A company's performance doesn't directly influence its stock price; it's investors' reaction to the performance that decides how the stock fluctuates. If a company is performing well, more people will want to own the stock—consequently driving the price up. The opposite is true when a company underperforms.
"Investing has become much easier," says Steve Sanders, executive vice president of marketing and new product development at Greenwich, Connecticut-based Interactive Brokers. "More of your hard-earned money will go straight toward your portfolio and not toward paying fees. I think this will be extremely helpful for beginning investors as well as others who like to save money."
Once you are familiar with the concepts above, and know that you can (and eventually will) be influenced, you need to do some research on what projects you want to invest into. There are to date 1400+ cryptocurrency projects listed on coinmarketcap, a website that tracks projects, market value etc. This is a good start to understand market capitalisation, price of the cryptocurrency unit in what we understand when we begin (fiat currency i.e. dollars or anything else), total amount of assets in circulation etc.
Benjamin Graham, who is known as the father of value investing, has preached that the real money in investing will have to be made—as most of it has been in the past—not out of buying and selling, but out of owning and holding securities, receiving interest and dividends, and benefiting from their long-term increase in value. This practice has created millionaires.
You may see a number of sales charges called loads when you buy mutual funds. Some are front-end loads, but you will also see no-load, and back-end load funds. Be sure you understand whether a fund you are considering carries a sales load prior to buying it. Check out your broker's list of no-load funds, and no-transaction-fee funds if you want to avoid these extra charges.
The stock exchange shoulders the responsibility of ensuring price transparency, liquidity, price discovery and fair dealings in such trading activities. As almost all major stock markets across the globe now operate electronically, the exchange maintains trading systems that efficiently manage the buy and sell orders from various market participants. They perform the price matching function to facilitate trade execution at a price fair to both buyers and sellers.

Since Betterment launched, other robo-first companies have been founded, and established online brokers like Charles Schwab have added robo-like advisory services. According to a report by Charles Schwab, 58% of Americans say they will use some sort of robo-advice by 2025. If you want an algorithm to make investment decisions for you, including tax-loss harvesting and rebalancing, a robo-advisor may be for you. And as the success of index investing has shown, if your goal is long-term wealth building, you might do better with a robo-advisor.

Bonus Stock Market Tip: Everything above is related to how best to invest actively - in other words buying and selling into companies that have been selected by you. But what if you don't have the time, money or inclination? What if the paragraphs above put you off? Perhaps you were looking for a simpler guide? The stock market for dummies perhaps?
Why I’m buying: Spell out what you find attractive about the company and the opportunity you see for the future. What are your expectations? What metrics matter most and what milestones will you use to judge the company’s progress? Catalog the potential pitfalls and mark which ones would be game-changers and which would be signs of a temporary setback.