Transport in South Korea roads and various classifications below the national level. Almost all freeways are toll highways and most of the expressways are built, maintained and operated by Korea Expressway Corporation (KEC). The freeway network serves most parts of South Korea. Tolls are collected using an electronic toll collection system. KEC also operates service amenities (dining and service facilities) en route. There are also several privately financed toll roads. Nonsan-Cheonan Expressway, Daegu-Busan Expressway, Incheon International Airport Expressway, Seoul-Chuncheon Expressway and parts of the Seoul Ring Expressway are wholly privately funded and operated BOT concessions. Donghae Expressway was built in cooperation between KEC and
Internet censorship in South Korea practically all large search engine companies in South Korea, including foreign-owned companies (e.g. Yahoo! Korea), have complied with this legislation. In April 2009 when the Communication Commission ordered user verification be put on the system at YouTube, Google Korea blocked video uploading from users whose country setting is Korean. In September 2012, Google reenabled YouTube uploads in Korea following a three-year block. On December 21, 2010, the Korea Communications Commission announced that it is planning to create a guideline about monitoring the Internet content in case of a tense political situation; automatically deleting any online anti-governmental message that could lead