The bigger the problem you solve, the more you can charge for your service
If you need help with tutoring for your Math class, go to this website - Wyzant.com. You will find expert tutors who can help you solve problems and master the concept.
If you need help with scaling your business, this website can help - Acquisition.com. You will have to do a quick quiz for screening.
Both company provide services to people who need help. On Wyzant, the prices are around $20-$100 per session; and on Acquisition.com, to get started you need approximately $3 million in sales.
The founders of Acquisition.com and the tutors on Wyzant both deserve their pay. What makes them different is the magnitude of problems they try to solve and the magnitude of failures they're willing to take.
The bigger the problem you solve, the more value you create, and the more money people are willing to pay for your solution.