The curriculum is leased to your school or district on an annual basis. The cost of the annual license is $450 (plus tax - only in CA).Once we receive your purchase order we ship the the cd to you or your designee and then bill the district. If you plan to teach “Introduction to Forensic Science” at more than one site in your district, we offer a 10% discount for multiple site licenses purchased simultaneously. Our satisfied customers include teachers and school districts all over the U.S. and Singapore, including those in Los Angeles, Riverside, San Bernardino, Orange,San Mateo, and Santa Clara counties. For more information or a demonstration copy of the CD-ROM, please contact Jeanne Renner by phone, fax, or email.