Mobile One Gift Certificates make the perfect gift for that hard to shop for person. Order anytime, 24/7 on our website or call our office at 301-656-6004. We like for certificates to be used within a year, but we'll work with you to make sure they get honored, if a price increase has occurred after the 12 months, we can come up with a solution. All gift certificate sales are final, no refunds for unused certificates, transfers are allowed typically, confirm with office to be sure. Thanks for choosing Mobile One, you'll be glad you did.