결제하면

In a sentence

• 온라인 쇼핑몰에서 물건을 결제하면 할인 쿠폰을 받을 수 있어요.

  If you make a payment on the online shopping mall, you can receive a discount coupon.

  In this sentence, '결제하면' is used to express an action ('make a payment') that leads to the conditional outcome ('receive a discount coupon').

• 카페에서 음료를 결제하면 포인트가 적립됩니다.

  If you pay for a drink at a café, points are accumulated.

  Here, '결제하면' highlights the cause-and-effect relationship between paying for a drink and the points being deposited.

• 이벤트에 참여하려면 물건을 결제하면 돼요.

  To participate in the event, you just need to make a payment for the item.

  The word '결제하면' in this context shows the condition ('making a payment') required for event participation.