Where can I use my Fortnum & Mason gift card? 15 October 2019 20:12 Updated Gift cards can be used in any of our stores/restaurants and for online orders. Related articles How to use the E-Gift cards? Where can I use my E-Gift cards? I would like to order a gift card for a value that is not available on your website, how can I do this? Where can I purchase a Fortnum & Mason gift card? Do you refund gift cards?