as follows 1 extra plush 2 plush 3 plush firm 4 firm and 5 extra firm in the event the consumer chooses plush as the desired firmness level based on tactile sensation and as visual representation provided by the contour map the rsa will then direct he consumer to various mattresses that are characterized by the mattress retailer as plush the firmness level may then be displayed in a prominent fashion adjacent to or on the respective retail mattresses for instance using a placard or banner or by affixing a tag to the mattress once the desired firmness setting is selected the rsa will ask the consumer to remain prone on the firmness adjustable mattress which is at the desired firmness setting and adjust the adjustable foundation as shown in step 108 for example the adjustable foundation may be adjusted to lift the head region wherein the mattress is in a non planar configuration with respect to the lumbar and foot regions referring now to step 110 the display 40 provides a contour map associated with the set firmness level at the different adjustable foundation positions e g head region elevated such as may be desired when watching television reading a book or working in.