The measure tools are especially useful when you need to know the distances or areas associated with objects in a form or computer-aided design (CAD) drawing, or when you want to measure certain areas of a document before sending it to a professional printer.

Grouping drawing markups enables you to combine them so that you can work with them as though they were a single object. You can move or delete the group, set its status, change its appearance, etc.

Drawing Tools allow you to mark up a document with rectangles, ovals, polygons, clouds, arrows, lines, polylines, etc. This section explains how to edit, resize, move, or delete a drawing markup.

Foxit PDF Editor adds PSI support for free-form annotation. You can use Surface Pro Pen or Wacom Pen to add free-form annotations with PSI in PDFs.

Drawing Tools allow you to mark up a document with rectangles, ovals, polygons, clouds, arrows, lines, polylines, etc. This section explains how to add a drawing markup comment.

Callout and Textbox are designed for users to create comments in a callout text box or a box. This section provides instructions on using Callout and Textbox in Foxit PDF Editor.

You can use the Typewriter command to add comments anywhere on a PDF. This section provides instructions on using Typewriter in Foxit PDF Editor.

Using the File command, you can attach a file to the document as a comment. This section provides instructions on how to do so.

A note comment leaves a note icon on the page where you placed it, and a pop-up note for your text message. This section provides instructions on how to remove a note comment.

A note comment leaves a note icon on the page where you placed it, and a pop-up note for your text message. This section provides instructions on how to add a note comment.