2) Select "Inbox/Sent" from the gifts menu at the top of the page. If you're on a mobile device, this menu appears when you click the red arrow.
3) Hover over the gift you'd like to feature or tap it if you're on a mobile device. You'll see a display like the one below, though your gift will probably not be the laptop with the heart.
The red circle with the minus sign lets you decline the gift.
The gray checkmark will let you feature it on your profile. It turns green when you've activated it.
Clicking the gift icon enables you to send your gift-giver a gift in return.