How do you deal with demanding clients in business?


So one of the client asked me to make replica type web design. And then when delivered. The client was happy and then asked me to add things to it. And then after things were added he didnt liked the design. This was going on for 1 week where the design was keep on changing. And it was kind of hard to deal with the demands. And the final part of getting paid. Client thought it was not a good job. Plus already low cost project client don’t want to pay.

How do you deal with clients such as…

How do you deal with demanding clients in business?