"Professional ethics" became controversial in Korea by a single picture.

* "Delivery heaven" Korea,delivery service was originated in Japan, and even in Lotteria, "Delivery" is offered.

* South Korea McDonald's is focusing on "Drive Through" stores as it is originated in the United States.

* For a little hunger, Lotteria will deliver by motorcycle while cars being in a row at ”Drive Through” of McDonald's, their competitive fast food chain..