To get rich, a gentleman loves wealth. Obtain it by legitimate means.

Profit growth is the driving force behind the rise in stocks.

Having a mindset of investing in buying stocks is equivalent to investing in other people's businesses, but we cannot participate in the company's daily operations.

Companies in the consumer industry that produce daily necessities are generally less affected by economic cycles, because regardless of the economic situation, people still need to purchase daily necessities.

We should avoid products/services that are very similar with no significant differences, as customers will only compare prices, leading to intense competition and thin profit margins.
It is best if the product is in a monopolistic market.

Economic moat.
Patent rights.
Limited licenses, difficult to obtain.
Monopolistic markets, such as hydroelectric power.
Cost advantage, higher production efficiency compared to others, low costs.
Difficult to replace, products/services can be seen/used everywhere.

Cyclical industries like agriculture, metals, semiconductors, autos, and manufacturing will have their ups and downs.
When the PE ratio of cyclical stocks is very low, it may indicate the peak of the cycle.

Do not invest in companies you do not understand.
Focus on researching specific industries, look for industries with no competitors, niche markets.
When a single customer contributes more than 50% of revenue, it poses a risk. If the major customer reduces orders due to pessimistic outlook or chooses another supplier, it will have a significant impact on the company.

Do not stare at the quotes all the time, afraid of missing the buying and selling opportunities. The speculative mood fluctuates with the rise and fall of stock prices, even if there are delicacies, they taste bland.

It's better to miss than to make a mistake.
By using fundamental analysis to follow up on the company's relationships with suppliers and customers, sometimes you can also analyze the current situation of the industry from the perspective of competitors.
Relying solely on technical analysis is quite risky. Because there are many market manipulators and big players in the stock market, they have the ability to create trend charts and lure speculators.
It's best to focus on fundamental analysis and use technical analysis as a supplement.