Starbucks Jamsil Sigma Tower is on the first floor of Sigma Tower near Jamsil Sanae in Seoul, and it sells coffee and drinks. Green apple chamomile tea and blueberry cheesecake can be ordered together, and personal tumblers and coupons are accepted. On weekday mornings at 8, office worker orders pile up and the basic wait is over 10 minutes, while the store has wide seating spacing and free battery charging facilities. During commute and lunch hours it is crowded with office worker orders and seats are hard to get.