Use cinder blocks and wood planks or bracket-free floating shelves with heavy-duty adhesive strips (for lightweight items).

Yes! Use tension rods, freestanding shelves, or adhesive hooks. For shelves, pre-cut wood and use brackets with hand screws.

Use tension-mounted brackets or adhesive hooks designed for blinds. These work best for lightweight mini blinds in rental properties or temporary installations, though they may not be as secure as drilled mounts.