Creative Account January 16, 2015 One Minute Brief ENTRIES: Advertise the CBB Furniture For Sale on Gumtree. Creative Account January 16, 2015 One Minute Brief ENTRIES: Advertise the CBB Furniture For Sale on Gumtree. Tweet votes for your faves to @oneminutebriefs The winning idea receives a £250 cash prize. Vine entry screenshots below: