Task: Translation
Input (Japanese): 立法上の要件のために、企業は同意を得るだけでなく、アイテムを送っている会社について詳細を提供しなければならず、将来の郵送の応募を取り消す無料の方法を提供しなければならない。
Output (English): Due to legislative requirements, as well as having consent, businesses will have to provide details about the company sending the item, and provide a free way to unsubscribe from future mailings.