Article in English: Although your adrenaline might be pumping during the negotiation process and this can be a stressful situation, you will do more to help your case by being respectful, polite, and calm.You could lose your negotiating power by being disrespectful or trying to strong-arm someone.  If this situation goes the way you hope, the person you are negotiating with will likely be your landlord, and you don’t want to start off with a negative relationship. People are usually more willing to be accommodating and helpful if they are being treated well. No one wants to deal with a rude tenant. When negotiating, it’s important to initially ask for a lower price than you are willing to pay, because it’s possible the landlord might agree to the deal. If they aren’t amenable to the initial offer, this tactic usually encourages them to name an alternate price, and then you can counter with another offer. One of the keys to successful negotiating is offering a deal in which the other person also wins something. Offering to give up on something or be accommodating might help you seal the deal. Here are a few ideas to consider:  If you do not have a car, you might be able to give up access to a parking space. If you have the available funds, you could offer to pay your rent in advance. Commit to a longer lease term in exchange for a lower price. Agree to provide longer notice when moving out. If the landlord is unwilling or unable to lower the rental price, you might still be able to negotiate amenities or discounts that save you money and make the apartment a more affordable option. Unless you are willing to ask, you never know what options might be available.  Ask for specific repairs to be made to the apartment or painting to be completed before you move into the unit. See if you can pay a lower security deposit or if application fees can be waived. Request free parking or additional parking. Ask that utilities be included. Inquire about free cable or internet service. Your landlord might be open to providing a rental discount...

Summary in Vietnamese:
Đừng đối đầu. Đưa ra mức giá thấp hơn mức giá bạn sẵn sàng chi trả. Sẵn sàng nhượng bộ. Cởi mở đón nhận tiện nghi hoặc mức giảm giá khác. Đề nghị giúp đỡ chủ nhà. Bạn nên nhớ rằng bạn có tùy chọn khác, và đừng ngần ngại khi phải nhắc đến chúng. Viết thỏa thuận bằng văn bản. Sẵn sàng quay mặt bước đi.