Here are some popular topics posted in the Seoul travel forums: 

One Day in Seoul: Suggested itinerary plus Noryangjin Seafood Market details

5-6 days in Seoul next week: Things to do for a 5 to 6 day trip

6 full days itinerary: Another traveler's 6 day plan 

12 hour layover at Incheon: What to do when you don't want to stay at the airport

Good Korean bbq restaurants? Where's the beef in Seoul

Cash or Credit? Bargaining in Seoul

please help ...SEOUL city Hostel/Guesthse in Dec 2011 : Finding a hostel or guesthouse in Seoul

On the go trip report fr octopus 14dec to 24dec : One family's Seoul winter trip experience reported day by day

live reporting frm seoul 13/11-21/11/2011: A traveler's report of Seoul 

1st visit - DMZ help please! How to get to the DMZ

Insadong - is it better to go on Sunday or on a weekday? Insadong is the traditional crafts area

SINSA-DONG fashion & restaurant street in Seoul: Description of the trendy Garosugil area

Trendy hotels & restaurants

Shower at Incheon Airport? How to wash up at the airport

what to do on a rainy day in seoul?

What to do in Seoul... early in the morning

Need some advice regarding clothings and safety in seoul : How to keep warm and safe in Seoul's winter 

YongPyong Ski Resort - Ski Equipment Rental Contact To Share : A traveler's ski report 

Ski resorts in Korea

Halal food in South Korea? Where's the halal in Seoul

Allergy to monosodium glutamate: How to avoid MSG in Seoul

For more information and travel advice about this dynamic city, please visit the Seoul travel forums here.