13. A method comprising: intercepting an item of text data transmitted from a system application directed to at least one of a printing device and a display device; classifying one or more aspects of content in the item of text data into one of multiple classifications based on (i) the presence of one or more keywords in the item of text data, (ii) the frequency of the one or more keywords in the item of text data, and (iii) the location of each occurrence of the one or more keywords in the item of text data, wherein the one or more keywords are pre-defined as part of one or more data policies; and analyzing the classified one or more aspects of content in the item of text data against the one or more data policies to determine eligibility of the item of text data for transmission to the at least one of a printing device and a display device.
16. The method of claim 13 , wherein said analyzing the one or more aspects of content comprises analyzing the one or more aspects of content to determine eligibility of the item of text data for transmission based (i) the classification of the one or more aspects of the item of text data, (ii) an action associated with the item of text data, and (iii) identity of a user associated with the item of text data.