A. Payment Authorization.
When you provide payment information to Valve or to one of its payment processors, you represent to Valve that you are the authorized user of the card, PIN, key or account associated with that payment, and you authorize Valve to charge your credit card or to process your payment with the chosen third-party payment processor for any Subscription, Steam Wallet funds, or other fees incurred by you. Valve may require you to provide your address or other information in order to meet Valve's obligations under applicable tax law.
For Subscriptions purchased based on an agreed usage period, where recurring payments are made in exchange for continued usage, (“Recurring Payment Subscriptions”

, by continuing to use the Recurring Payment Subscription, you agree and reaffirm that Valve is authorized to charge your credit card (or your Steam Wallet, if funded), or to process your payment with any other applicable third-party payment processor, for any applicable recurring payment amounts. If you have purchased any Recurring Payment Subscriptions, you agree to notify Valve promptly of any changes to your credit card account number, its expiration date and/or your billing address, or your PayPal or other payment account number, and you agree to notify Valve promptly if your credit card or PayPal or other payment account expires or is canceled for any reason.
If your use of Steam is subject to any type of use or sales tax, then Valve may also charge you for those taxes, in addition to the Subscription or other fees published in the Rules of Use. The European Union VAT (“VAT”

tax amounts collected by Valve reflect VAT due on the value of any Software or Subscription.
You agree that you will not use IP proxying or other methods to disguise the place of your residence, whether to circumvent geographical restrictions on game content, to purchase at pricing not applicable to your geography, or for any other purpose. If you do this, we may terminate your access to your Account.