The world runs on one principle. If you can serve people, solve problems, and give them something that matters, they will thank you with their value in return. And in our system, that value shows up in the form of dollar signs.
Think about it. The only reason anyone anywhere has any money is because somebody somewhere sold something for a profit. That is not greed. That is how the world works. You create value, you exchange value, and the cycle continues.
The mistake most people make is chasing money instead of creating value. Money is not the goal. Money is the byproduct. The better you serve people, the more money will flow to you.
If you want to grow your income, start asking a better question. How can I serve more people at a higher level? Solve that, and you solve money forever. The one principle? Value exchange.