Please note that the conference registration fee is non-refundable after March 15.

請注意，三月十五日之後會議報名費恕不退還。

The hotel offers a refundable rate, so we can cancel the booking without penalty.

這家飯店提供可退款的房價，所以我們取消訂房也不會被罰款。

Customers who return unopened items within thirty days will receive a fully refundable deposit.

三十天內退回未拆封商品的顧客，訂金可全額退還。