Professional Investigator on CD-ROM - Postal/Air Mail Cost: $30 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions Professional Investigator on CD-ROM - Postal/Air Mail: This self-running CD-ROM contains the latest version of Professional Investigator and the Getting Started Guide in Adobe Acrobat format (the Acrobat reader is also included). Delivered by 1st class post or air mail, as appropriate. Allow up to 8 working days if outside the U.K.