. . "be implemented; FIGS. 2A and 2B illustrate examples of permitted and non-permitted hierarchical property paths, respectively, in accordance with at least some examples of the invention; FIG. 3 illustrates an example of a user interface for saving a new item (e.g., a file) with associated hierarchical properties in accordance with examples of this invention; FIG. 4 illustrates an example ???preview" . .