Sample Inquiry letter is written by investigation agencies and police department when they are engaged in inquiry and investigation of any case. Inquiry letter consists of all details and description of inquiry and investigation. This letter must be created in a professional way and particular format should be used for it. Here we provide you perfect format for writing inquiry letter for your organization. You can make better use of inquiry letter template because it is free to get and can also be edited easily. You can even change its contents and format setting according to your requirements.