For the Tiger Bus daytime palace/Namsan route, exchange your reservation for a physical ticket at the Gwanghwamun booth, 68-2 Taepyeong-ro 1-ga near Koreana Hotel, about 100 m from Exit 6 of Line 5 Gwanghwamun Station. The FAQ lists departures from 9:20 a.m. to 4:50 p.m. roughly every 30 minutes. A day ticket allows unlimited hop-on/hop-off on that route. Seats are unassigned and first come, first served. Same-day walk-up tickets are possible for the daytime service, but online same-day bookings are not. Pets may not board. Check latest route, fares and operating notices.