Line 6-7 will fill in your expectation for the new car, which is your demand point from the point of view of the sales consultant, including when to use the car, whether it is for home or business, the approximate budget, the exterior color and interior color of the car, the model and configuration of the car, etc. An experienced sales consultant will recommend a new car that suits you best according to your needs. As for choosing a car, there is no best, only better, which can meet your main needs without paying too much attention to a specific function or configuration.
Total price estimation refers to the final price of a car after all the purchase procedures are completed and it can be handed over to the owner for normal operation, including car price (including concessions)+various taxes and fees+various insurances+other related expenses+additional price of fine products, etc.
First of all, the purchase tax should be calculated according to the actual purchase price (discount price). In the market, there are cases where the invoice is high or low, so normal consumers can issue it according to the actual purchase price to avoid future troubles.