Product: Credit reporting or other personal consumer reports

Dear Capital One XXXX, Im writing in regards to a derogatory mark left on my credit report from your agency. This is not a refusal to pay. However, this is a notice made pursuant to the Fair Debt Collection Practice Act [ 15 USC 1692 et seq. ] informing you that I am requesting validation and that your claim is disputed. 
This is NOT a request for verification or proof of my mailing address, but a request for VALIDATION made pursuant to the above-named Title and Section and Fair Credit Reporting Act ( FCRA ) 611 ( a ) ( 1 ) ( A ). I respectfully request that your offices provide me with competent evidence ( contract with my signature on it ) that I have any legal obligation to pay you.

Please provide me with the following : What the money you say I owe is for : Explain and show me how you calculated what you say I owe : Provide me with copies of any papers that show I agreed to pay what you say I owe : Provide a verification or copy of any judgment if applicable : Identify the original creditor : Prove the Statute of Limitations has not expired on this account : Show me you are licensed to collect in my state : Provide me with your license numbers and Registered Agent or Agent of Service : Please provide proof of compliance with GAAP & XXXX and the accounting methods, let me know any charges and fees associated with the account. 
Full disclosure of all account receivable, account payable and all debits/credit, and all sales and transfers associated with the account.This is a qualified written request. 
At this time I will also inform you that if your offices have reported invalidated information to any of the three ( 3 ) major Credit Bureaus ( XXXX, XXXX or XXXX ) this action might constitute fraud under both Federal and State Laws and I will not waver to seek legal action against your company or any company that you represent for the following : Violation of the Fair Credit Reporting Act ( FCRA ) Negligent Enablement of Imposter Fraud Libel/ Defamation of Character If your offices are able to provide proper documentation as requested in the following Declaration, I will require at least 30 days to investigate this information and during such time all collection activity must cease and desist. 
Also, during this validation period, if any action is taken which could be considered detrimental to any of my credit reports, I will consult with my legal counsel in order to file suit. This includes listing any information with a credit reporting repository that could be inaccurate or invalidated or verifying an account as accurate, when in fact there is no provided proof that it is accurate. 
If your company fails to respond to this validation request within 30 days from the date of your receipt, all references to this account must be deleted and completely removed from my credit report and a copy of such deletion { to any/all of the 3 major credit reporting bureaus XXXX XXXX XXXX XXXX XXXX XXXX  request shall be sent to me immediately. 
I would also like to request, in writing, that no telephone contact be made by your company to my home or my place of employment. If your offices attempt telephone communication with me, including but not limited to computer-generated calls and calls or correspondence sent to or with any third parties, it will be considered harassment and I will have no choice but to file suit. All future communications with me MUST be done in writing and sent to the address noted in this letter by USPS. 
It would be advisable that you assure me your records are in order before I am forced to take legal action against your company and your client. This is an attempt to correct your records any information obtained shall be used for that purpose.We will be waiting on your response.