Would the shop accept a $20 giftcard, (lets say a $20 paypal gift card)? or would i redeem the paypal card to my account and pay there
I'm not sure what a "$20 paypal gift card", but if it's just a gift card that adds balance to your PayPal account, then it shouldn't be a problem since it's charging your PayPal main balance they $20 and if it doesn't exist then it goes to your second payment method.
I could go to my nearest 7/11 and dm a picture to you, but im a smidge bit busy, but ty for telling me that