Select a sticker and right-click your mouse, to reveal a series of options:
Click Edit to launch the Edit Sticker templates window. Here you can Change the text, rotation and color of your selected sticker.
Click Delete to remove that sticker from the document.
In the Rotate group, select from the options provided to rotate that individual sticker.
Click Center Sticker to center the sticker on that specific exhibit.
Click Center ALL Stickers to center every placed sticker on every exhibit, at once.
Using the selected sticker as reference,
Click Transfer Size & Position to ALL Stickers to conform the other placed stickers to the size and position of your selected sticker.
Click Save only this exhibit to save ONLY THAT one stamped exhibit, even if you have many others loaded and stamped.
Click Delete All Stickers to remove your placed stickers and start over.