At a convenience store

Say it like this

1. 봉투 필요 없어요.bongtu piryo eopseoyo.I don't need a bag.
2. 데워 주세요.dewo juseyo.Please heat it up.
3. 전자레인지 써도 돼요?jeonjareinji sseodo dwaeyo?Can I use the microwave?
4. 원 플러스 원이에요?won peulleoseu wonieyo?Is this buy-one-get-one?
5. 교통카드 충전해 주세요.gyotongkadeu chungjeonhae juseyo.Please top up my transit card.
6. 젓가락 하나 주세요.jeotgarak hana juseyo.One pair of chopsticks, please.
7. 뜨거운 물 어디 있어요?tteugeoun mul eodi isseoyo?Where's the hot water?
8. ATM 있어요?eitiem isseoyo?Is there an ATM?

Good to know

• Look for 1+1 and 2+1 tags — extra items for free are everywhere.
• Bags cost a little; many people bring their own.

All phrases use the polite -요 style, which works with strangers of any age.