You can use a gift card to pay for your entire order online or combine it with all other payment methods.
After purchase, the customer receives an email with a unique gift card code and instructions on how to use it. The email subject is “Your gift card is ready”. It’s automatically sent to customer’s email address as soon as the order gets to “Paid” status.
A customer can forward the email or send the gift card link via sms or messenger. A customer can get a link by clicking the "View Gift Card" button in the email. The page at such link contains all the needed info: a link to the store where the card can be applied, current gift card balance, and instructions on how to use it.
Here is an example of a gift card email:
The card recipient can use the gift card to pay for any products in our store. To redeem it, they should enter the card code from the email to the field at checkout. This field automatically appears in the store: