Not exactly eating, but when living out of a suitcase, make sure you turn the lights on (no matter who's sleeping) when brushing your teeth.
And no actual toothpaste doesn't remove all the taste.
May also be good to see things from the sales persons perspective http://www.washingtonpost.com/lifestyle/style/its-memorial-day-weekend-one-of-the-mattressiest-times-of-the-year/2015/05/24/874a741a-01c1-11e5-833c-a2de05b6b2a4_story.html
RIP A Beautiful Mind mathematician John Nash and his wife, Alicia http://qz.com/411383/princeton-mathematician-john-nash-and-his-wife-alicia-are-killed-in-a-car-accident/