While some studies were based only on typical Chinese restaurants, the size of restaurants in Europe is usually 1/3 to 1/4 of that of Asian restaurants. This could influence the acoustic comfort of diners. Moreover, the pricing of the services in restaurants also have a direct relationship with a social difference which leads to a difference in conversation behavior and tastes in music. The speed or tempo of the music can influence the speed of conversation, while some diners reported having stopped their conversations just to savor their food while listening to their favorite music being played. This can affect the acoustic comfort of the diners on a whole. Also, the emotional state of the customer can make the difference as shown in the first article, where the customers were first insulted and then treated to music. Many of them are not aware of the influence music has on their behavior or spending limit.Because these researches have been conducted on sample audience, the generalization cannot be made on all the diners or consumers change in behavior or satisfaction based on music. Shopping is an activity which involves walking around the aisles, some supermarkets and stores have made changes in the kind of music to be played at different parts of the store. Also taking into account the unplanned or uncontrollable sounds the quality of conversations has been influenced. The taste of food has had a positive effect with respect to the kind of music running in the background in one of the studies. The creaminess and roughness of the music made an impact on the taster where they felt the chocolate was sweeter when had listened to creamier music compared to rough music. As dining areas are also places for emotional conversations and gatherings, the loudness of the surrounding forces people to raise their voice to be heard clearly which in turn increases the overall noise in the area, as stated in the Lombard Effect. Music cannot alone give positive results as there are numerous other factors that are also governing the customer’s experience.