A method of creating and managing a database of meta_data sets for a plurality of objects is provided. The meta-data set is configured to characterize an object. The meta_data set for a “j”-object is selected from the group consisting of: a first item; a second item; an “i”-th item; and ID-j tag; wherein “i” and “j” being integers. The method comprises: (A) identifying a meta_data set for at least one object; (B) collecting a meta_data set for at least one object; (C) creating the database of meta_data sets for the plurality of objects; (D) storing the database of meta_data sets for the plurality of objects; and (E) accessing the database of meta_data sets for the plurality of objects.