Today, Seoul is considered to be a leading global city, ranking among the top ten global cities in the Global Cities Index of 2010.[7] It is one of the world's top ten financial and commercial centers,[8] home to major multinational conglomerates[9] such as Samsung, LG and Hyundai-Kia. In 2008, Seoul was named the world's sixth most economically powerful city by Forbes.

Seoul has a highly technologically advanced infrastructure.[11][12] Seoul was the first city to feature DMB, a digital mobile TV technology and WiBro, a wireless high-speed mobile internet service. It has a fast, high-penetration 100 Mbit/s fibre-optic broadband network, which is being upgraded to 1 Gbit/s by 2012.[13] Seoul Station houses the 350 km/h KTX bullet train and the Seoul Subway is the third busiest in the world, with over 2 billion passengers every year.[14] Seoul is connected via AREX to Incheon International Airport, rated as the best airport in the world by Airports Council International.

Seoul hosted the 1988 Summer Olympics, 2002 FIFA World Cup and the 2010 G-20 Seoul summit. The city was named the World Design Capital for 2010 by the International Council of Societies of Industrial Design.

As Korea's capital and most populous city, Seoul represents the country's center for business, education, and modern culture.

Seoul is an exciting location in its own right, not to mention cheaper than its rivals and incredibly safe. With beautiful palaces, great food and a shopping nightlife, Seoul is a frenetic way to experience the Asia of old and new.

Seoul has plenty of budget places to eat. Everything from convenience store junk food and noodles to street stall food and lots of 24 hr Korean fast food restaurants. The 24-hour restaurants are great because they've usually got a wide variety of foods, including: mandu, odeng, dokbokki, naengmyeon, udon and ramyeon.

Within walking distance to Dongdaemun Market, Jongno is better located for sightseeing and can be reached directly from Incheon Airport on limousine buses or city bus 6002 to Sinseol-dong stop (₩9,000, 90 min). Hongdae, Sinchon area is loacated in university area. Yonsei Univ., Ehwa woman's Univ., Hongik Univ. and Sogang Univ. are around this area. so there are many restaurants, bar, club and shopping center and easy to be reached from Incheon Airport by limousine bus and Arex (Airport express train) in 1 hour

Koreans are very friendly on the street and will take great pains to be helpful.