Notes:  Prices include 1 year of maintenance. Documentation is electronic.  Printed User's Guides may be ordered separately at $25/copy. Upgrades and Maintenance  as well as new licenses for Vensim PLE and PLE Plus can be purchased online.  Maintenance entitles you to electronic upgrades and technical support and will be extended from the current expiration date  (one year of maintenance is included in the initial purchase). Maintenance may be extended up to 18 months into the future. If maintenance has lapsed for more than 6 months there is a 50% discount on prior periods required to make maintenance current. Please contact our international representatives for sales to China, Egypt & The Middle East, France, Germany, Japan, Korea, Mexico and the United Kingdom.

For upgrades/maintenance renewal please include serial number ____________
Name __________________________________________________
Affiliation_______________________________________________
Address_________________________________________________
________________________________________________________
City _______________________________ State ________________
Zip/Postal _________________ Country_____________________
Phone (______)_______________ Fax (______)_________________
Email _____________________________

Delivery (choose one):    ____ Electronic (you will be emailed download instructions)   ____ CD by Air Mail (On international orders the customs value will reflect purchase price.  Recipients are responsible for all duty/value added taxes.)

NOTE:  Sales tax is for Massachusetts addresses only.  International orders do not pay sales tax.

Shipping Notes:  There is no shipping charge for electronic delivery.
Air mail Free to US and Canada.  International orders add $5 + $10/User's Guide. 
Federal Express: US $25 +$10/User's Guide.  International $75 + $25/User's Guide. 

__Payment enclosed (US funds drawn on a US bank payable to Ventana Systems, Inc.)
__Purchase Order Attached (US and Canadian Corporations only)
__Direct wire transfer (net of bank charges) — please contact us for details.

Credit Card __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ Exp. ___ / ____   

__Visa __MasterCard __AmExp   Signature________________________________________________________

Name on card_____________________________________

Billing address if different from above______________________________________________________

How did you hear about Vensim? (optional - but it helps us)

 _________________________________________________________________________________________________