Associated with each of these possible forms are additional data that can be used to verify the integrity of the data. The generation of data in any of the possible forms that satisfies the verification process can be used to trigger the liability of the. The first payment may be due upon receipt of the tools or after an evaluation period. Enforcement of the payment is simple since the CAD company need only arrange to deny continued usage of the tools by the designer. Internationales Wissenschaftliches Kollquium (49. IWK Ilmenau, 2004. - V.2 - P. 492-497. 31. Stepanets V.Y., Nelaev V.V. The International Cooperation During of the European Project REASON on the Creation of the Training Means in Microelectronics Field on the Basis of the WEB-Technology (in Russian). Of the 5-th International Scientific - Practical Conference "University Science, Industry and International Cooperation Minsk, 2004. - P. 286-289. 34. Vernikovski E.A., Stepanets V.Y. The Condition and problems of the designing of Analog and Radio-Frequency IC (in Russian) / Proc. However, from the designer's point of view, these pricing schemes and the associated business models fail to create a situation where the CAD company is motivated to make the designer successful. A business model is needed that creates an incentive for the CAD company to.