@RandyRoberts  - thanks for the reply.  Just curious as to why it would be so difficult from a programming perspective if it is a feature that is available in Adobe Acrobat already?  The basic functionality of the proof viewer (in terms of comments and the annotation tools) seem very similar.

Description - In the Workfront proof viewer, update the "sort by page" option so that it shows comments not only by page # (page 1 before page 2, 3 and so on...as it does now), but also the location on each page, such that comments that are at the top of page 1 appear before those at the bottom of p...

This would be a great feature! Our QC reviewers have complained about this.  The option to sort by page (up or down), does not work to sort comments on an individual page in the way it does with Adobe PDF viewers. Since this is an Adobe product also - can this feature please be added to the ProofHQ ...