The Title bar (at the top of the screen) turns red when in Edit Mode, and black in View mode.
When you are done editing your markers, click the done button to revert to View mode.

View Mode
The view mode allows you to view, but not edit, all information contained in the PozBook.
Edit Mode
In addition to viewing all information, editing allows you to:
- Add markers
- Modify markers:
- Change Title/Subtitle/Description/ Icon
- Change the position
- Add/delete/modify Notes
- Add/delete/modify Audio Recordings
- Add/delete/modify Pictures
- Add/delete/modify the weblink
For more information, see Inspecting a Marker
Some PozBooks can be write protected, for example those that are commercially distributed. In that case, you cannot enter the edit mode when inspecting those PozBooks.