Trans Union wrote: Trans Union deleted the information you disputed on your credit report because the source of the information did not respond to our investigation within the 30-day limit (per the federal Fair Credit Reporting Act). The disputed information has now been verified and reinserted in your credit report. If the results of our investigation have not resolved your dispute, you may wish to contact the source of the information directly. If you have any questions or concerns, please contact TransUnion at the address shown below, or visit us on the web at www.transunion.com for general information. When contacting our office, please provide your current file number XXXXXXXXX (The file number is the same as the file number at the top of the letter and appears to be this other person's Trans Union file number).