1. A computer-implemented method comprising: analyzing content of a received electronic document in an autonomous manner, by a requested agent, to identify each unique character of one or more fonts included in the content of the electronic document; initiating a request for a subset of one or more of the fonts included in the content of the electronic document, wherein the request includes each identified unique character of the respective one or more fonts; and receiving the subset of the one or more fonts, or, the subset of the one or more fonts and additional characters, inclusion of the additional characters being based upon a data transfer threshold.