Add an option to the preferences that makes the sync only triggered manually.
...I would like to restrict the sync function to only be
performed by the manual button. (...) My ideal situation
would be to restrict syncing only to the manual button press on my
Nook. Then when I wish to sync after reading for a while, I can
connect to wifi and press the sync button.
Add an option to the preferences that makes the sync only triggered manually.