Instructables has a great DIY for an ottoman out of a vintage suitcase. $5 at the thrift store and some lets will get you a stylish footrest that you can tailor to your taste.
Vanitycase on Etsy fashions not just medicine cabinets, but full on vanities complete with lights and drawers out of vintage cases here.
Over at PoeticHome vintage suitcases have been repurposed into filing cabinets with an accordion file and some creativity.
Tracy Porter has a video about mounting a vintage suitcase to the wall for a fold out shelf that we love, especially for small spaces or guest rooms.