Mr. Vod,
You can see i offer an Electonic Gift Card as Collateral. I'm in disappoint whit your trust. Please read my request!
they are not valid collateral
https://bitcointalk.org/index.php?topic=577765.0you give the giftcard to lender, then if he redeem them to their amazon account then how he send you back when you repay the loan and if lender don't redeem then who stops you for redeeming them yourself