The invention relates to a coated granular material, wherein the coating is a resin, comprising the reaction producing of at least one compound selected from the group consisting of cardol, cardanol or derivatives or oligomers of these compounds with an isocyanate component, and to a method for the preparation thereof. A predetermined data is detected from the communication data and the detected data is stored in a memory. Embodiments may also include generating and storing metadata associated with the donated shared inventory item and receiving a request from a plurality of users to borrow the item. The encryption key needed to encrypt the digital music or video signal is stored on the client in an opaque format to prevent duplication and unauthorized playback.