Negotiating the commission rate with a real estate dealer can be a sensitive issue, but it is possible to have a discussion about it. To negotiate the commission rate, it's important to understand how commissions work and research local commission rates. You should also discuss your specific needs with the real estate dealer and how you think the commission rate should reflect those needs. For example, if you are selling a high-value property, you may be able to negotiate a lower commission rate. Additionally, you can ask the real estate dealer to justify their commission rate and explain what services they will provide in exchange for the commission. Ultimately, the key to negotiating the commission rate is to be respectful, reasonable, and open to compromise.