Click on the top right corner of the page, or click
Bookmark in the Reader's toolbar to bookmark that page.
The top right corner of the page will appear to fold over, "marking" the page. Also, a box will pop up allowing you to add
Notes and Tags if you want to do so.
Click the "X" to close the box.
Note: On any bookmarked page, you can delete the bookmark by clicking the arrow next to
Bookmark in the toolbar and selecting
Remove Bookmark.
