5.4 Negative Balances and Multiple Currencies. If one of the currency Balances in your Account is negative for any reason, PayPal may setoff the negative Balance by using funds you maintain in a different currency Balance, or by deducting amounts you owe PayPal from money you receive into your Account, or money you attempt to withdraw or send from your Account. If you have a negative balance for a period of 21 Days or longer, PayPal will convert your negative Balance to U.S. dollars.
5.6 Setoff of Past Due Amounts. If you have a past due amount to PayPal or a PayPal affiliate, subsidiary, or parent company (eBay), PayPal may debit your Account to pay any amounts that are more than 180 days past due.
5.7 Security Interest. To secure your performance of this Agreement, you grant to PayPal a lien on and security interest in your Account.
9. Restricted Activities.
9.1 Restricted Activities. In connection with your use of our website, your Account, or the Services, or in the course of your interactions with PayPal, a User or a third party, you will not:
o. Allow your Account to have a negative Balance;
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10.6 Acceptable Use Policy Violation - User Fines. If you violate the Acceptable Use Policy then we may hold your funds up to 180 Days, fine you up to $2,500.00 USD for each such violation and take legal action against you to recover additional losses we incur. You acknowledge and agree that a fine up to $2,500.00 USD is presently a reasonable minimum estimate of PayPal's damages, considering all currently existing circumstances, including the relationship of the sum to the range of harm to PayPal that reasonably could be anticipated and the anticipation that proof of actual damages may be impractical or extremely difficult.