This company SIMM associates, INC were told on XXXX XXXX, XX/XX/2015 .via certified mail, That this account that they are trying to collect on is a result of IDentity Theft. The company who sent them the information ( XXXX XXXX XXXX XXXX XXXX XXXX XXXX had been informed on XXXX XX/XX/2015 that this account was a result of Identity Theft and they sold them an uncollectable account. I sent them via certified mail all of the necessary legal paperwork, identity theft affadavit, police report, etc and advised them In accordance with the Fair Debt Collection Practices Act to stop collection proceedings against me and stop communicating with me about the debt except as the Fair Credit Reporting Act allows. I also asked them to notify the the business XXXX XXXX TRust that this account was a result of a identity theft. They have not responded to me on this and knowingly went and sold this account to another debt collector NCO financial systems because now in XXXX XXXX, XX/XX/XXXX I received a letter from that collection agency trying to collect on this debt. They have unethical practices here at SIMM Associates, Inc