Is there a solution whereby this common "monitor on the wall" could be logged in via some common account instead of with a particular individual's account? Als

Is there a solution whereby this common "monitor on the wall" could be logged in via some common account instead of with a particular individual's account? Also, according to http://support.google.com/plus/bin/static.py?hl=en&topic=1651183&guide=1257349&page=guide.cs&answer=1216374 http://support.google.com/plus/bin/static.py?hl=en&topic... "There's a 90 minute check-in to make sure you're still there."