A letter we sent today. Let's wait the 7 days hey NOTICE OF DISPUTE AND REQUEST FOR SUBSTANTIATION Notice to Principal is Notice to Agent. Notice to Agent is Notice to Principal. Subject: Notice No. 99999-66666 – Response and Request for Substantiation Dear Sir/Madam, I write regarding the alleged charge referenced above. For the avoidance of doubt, I do not admit liability for the alleged charge. Before any enforcement, collection activity, adverse reporting, or further processing of my personal data continues, I require full lawful substantiation of the claim. Accordingly, please provide the following within 7 (seven) days of the date of this notice: 1. The statutory, contractual, or regulatory basis relied upon for the alleged charge. 2. A complete breakdown showing precisely how the amount claimed has been calculated. 3. Copies of all notices relied upon, together with evidence of lawful service. 4. The evidence identifying me as the person legally liable. 5. The evidence of any alleged loss, damage, breach, offence, or other enforceable obligation relied upon. 6. The identity and legal capacity of the claimant, creditor, authority, or party asserting entitlement to payment 7. Confirmation whether the matter is pursued as a civil debt, contractual claim, statutory charge, administrative penalty, or criminal matter. 8. Copies of all contemporaneous records, account notes, system records, audit logs, correspondence, and any other documents relied upon in support of the alleged liability. Where it is alleged that a loss, damage, injury, or offence has occurred, please identify the injured party or legal person said to have suffered that loss together with the evidence relied upon. Pending receipt of the above information, the alleged charge remains formally disputed. Accordingly, you are requested to suspend all enforcement action, collection activity, third-party referral, doorstep contact, and adverse reporting until this dispute has been properly resolved.