Quantity can adjusted, if customer wants to purchase more than one gift-card/credit, i.e., A credit for $100 in the form of gifts of $50 each for 2 people. Customer would enter 50 in provided box and increase the quantity to 2.
Customer goes through normal purchase process – Add to cart, checkout, payment, etc.
On checkout page, customer can enter recipient’s details and add a personalized message, if they want to forward the gift-card/credit to someone else.
After payment is completed, a gift-card/credit is generated and forwarded via e-mail to recipient(s).