A promo code is a special code that customers can use during checkout to receive a discount or other promotional offer. The discount or offer associated with the promo code can be a percentage off the total purchase price, a fixed amount discount, free shipping, or any other offer that OkSouQ chooses to offer. Promo codes can be time-limited, and they can be used once or multiple times depending on how the store owner sets them up.

On the other hand, a gift card is a prepaid card that customers can purchase (or given upon refund) and then give to someone else as a gift. The recipient of the gift card can use it to purchase products or services from the store up to the value of the card. Gift cards can be physical cards or digital, and they can be set up to expire after a certain period of time.

In summary, a promo code is a code that customers can use to get a discount or other promotional offer during checkout, while a gift card is a prepaid card that customers can purchase (or get as part of a return/refund) and give to someone else to use as payment for products or services in the store.