Recent Press - wardsauto.com

Mercedes-Benz dealerships ranked highest in a study by Pied Piper Management Company to measure how effectively dealerships sell cars. Jaguar and Lexus tied for second.

Most-improved player Mercedes-Benz again leads an annual ranking that measures the sales effectiveness of different auto brands' dealers.

This is the third year in a row Mercedes has topped Pied Piper Management's independent Prospect Satisfaction Index.

The consultancy sent 3,524 mystery shoppers into dealerships. The covert operatives recorded how sales personnel did on matters ranging from product knowledge to whether they gave compelling reasons to buy, to whether they provided vehicle walk-arounds.