Do not use the browser Back button, History trail, or Refresh button.
Do not leave the assignment open and inactive for more than 2 hours.
Do not close the assignment using the browser’s close tools.
When you are ready to submit the assignment, use the assignment’s Submit button.
If the browser crashes or becomes unresponsive and you must manually close it, you will be able to resume the take if you sign back into OWLv2 within a few minutes of the crash.