Take out credit card

You don't actually put it on the tablet. You sign into your itunes account from your tablet, then scratch the back of the card to reveal the serial number and type that into the itunes account and your money will appear on your account as a credit for you to make purchases. have fun.

THE BEST WAY TO ADD A CREDIT CARD TO YOUR AMAZON ACCOUNT TO USE WITH YOUR KINDLE IS TO GO TO THE MAIN AMAZON.COM WEBSITE LOG IN AND GO TO MY ACCOUNT YOU WILL NEED TO FIND ADD A CREDIT CARD ...YOU CAN THEN ADD THE CREDIT CARD AND ALSO SET IT UP FOR ONE CLICK PURCHASES FOR YOUR BOOKS. MAKE SURE THAT YOUR KINDLE IS REGISTERED WITH AMAZON.COM THIS YOU SHOULD DO FIRST BEFORE ADDING YOUR CREDIT CARD. Amazon com Credit Cards Credit Payment Cards

If you want to authorize a new credit card, please contact the issuer. There should be instructions on the back of the card.

If you want to authorize another company to charge your card, please contact that compamy.

Some Apps are free and while some are paid. Some have in-App payments. To be on the safe side never input any Credit card details in any app

by all means
give it out along with pass words and codes , address , card name
them we can all share in your money
HOW brain dead can any body be to want to put that information on an open page site with no security
When dealing with money, cards and personal information, you call the company direct on a phone
you do not use open pages and face book or you will be ripped off

You need to contact Amazon.com. If you have an account, just log in and dispute the charge. IF you do not have an account and she used your card, you should contact your credit card company and dispute the charge.
If she used her own credit card, then you need to contact her credit card company and be ready to submit a ***** certificate.

Perhaps in your settings you blocked in app purchases.
look in your settings.
Be aware if it is on you could easy spend lots and lots of money without knowing till your credit card firms sends you the bill.

Ask the credit card company for a new credit card number