The processing of data is often restricted by contractualand legal requirements for protecting privacy and IPRs. Policies pro-vide means to control how and by whom data is processed. Conditionsof policies may depend on the previous processing of the data. However,existing policy languages do not...

The efficiency of marketing campaigns is a preconditionfor business success. This paper discusses a technique totransfer advertisement content vie Bluetooth technology andcollects market research information at the same time. Conventionaladvertisement media were enhanced by devices...