When you exchange value 4 value via money you can expect a mutual exchange of value, with money as the universal medium, but when you give away money for results that are sub-standard, you have just been robbed. https://www.youtube.com/watch?v=FPP_Wf8Gti8
Talking Basic and Listening Smart
The most common mistake is talking smart and listening basic, when we all ought to talk basic and listen smart. That's a sign of intelligence.