Unless you notify this office within 30 days after receiving notice that you dispute the validity of the debt or any portion thereof, this office will assume this debt is valid. If you notify this office in writing within 30 days from receiving notice that you dispute the validity of this debt or any portion thereof, this office will obtain verification of the debt or obtain a copy of the judgment and mail you a copy of such judgment or verification. If you request this office in writing within 30 days after receiving notice, this office will provide you with the name and address of the original creditor if different from the current creditor.