There are people who ALWAYS want to negotiate. It's a reality that sellers/buyers have to accept. I usually stop after one "No" because I'm very bad at haggling

There are people who ALWAYS want to negotiate. It's a reality that sellers/buyers have to accept. I usually stop after one "No" because I'm very bad at haggling, but I know a lot of examples that people get what they want even after multiple "No"s. Some people are good at this.