Before you go overboard and fill up a space with knick-knacks, consider what is already in the room and whether or not it ticks all the boxes: colour - pattern - texture. If you have covered all three it's time to be restrained and hold yourself back.
Small room idea Wandering on Wheels 2 - It's like the bed is on a mini deck with storage cabinets + drawers beneath. Better than plastic bed risers + plastic bins! Do I spy an open pet door in the side of the steps?