[header] How to make payments on a gap card [title] Go paperless. [step] While you can choose to continue receiving paper statements if you pay online, going paperless will instantly earn you 500 points. Therefore, giving up your paper statements will earn you $5 worth of merchandise at gap and its affiliate stores. 
[substeps] This makes paying online the cheapest option. In contrast, you won't earn any rewards paying by mail and will pay substantial fees for paying by phone.