潜在

To express dissatisfaction about a service or product to an official body or the provider. This is a high-frequency topic in the IELTS General writing section (letters of complaint).

To receive and provide food, drink, or entertainment for guests or visitors.

Offering a lower price, better terms, or special treatment than usual, often as a discount or promotion.

A service for sending letters and packages quickly; express delivery.

To reply or respond to a message, letter, or inquiry. Essential for business correspondence and IELTS letter writing.

To give back money to a customer who is not satisfied with a product or service, or the amount of money returned.

A written or spoken agreement, especially one concerning employment, sales, or tenancy, that is intended to be enforceable by law.

To voluntarily leave a job or office; to give up one's position.

A person or organization that buys goods or services from a store or business.

Activities used to advertise a product or service to increase sales, often involving price reductions.