Find out how you can returns online purchases at the Gap Online Returns website at www.gap.com/returns. If you bought something at the Gap.com website and would like to return it, you have 45 days from the day you bought it to return it. If it is a final sale item, you will not be able to return it. You can return items you bought not only from Gap online but also Banana Republic and Old Navy.
At the Gap Online Returns website at www.gap.com/returns, you can also find out how you can return your purchase by mail. You will have to remove the customer section of your invoice for yourself. This will be your record. You will then have to box up your item and print a UPS return label. Place this on your box and take your box to the nearest UPS store or drop off location.