illustration of correct bathroom design heights
Good old Martha taught us that rather than buying those ridiculously expensive anti-slip mats for a rug, just turn it over and run a few lines of acrylic-latex caulk every 6 inches or so. Let dry and flip over and your rug wont be going anywhere!
When repotting a plant, turn a plastic pot upside down in the new, larger container and add soil around it. When you're done, pull out the plastic pot and there will be plenty of room inside the bigger container to place your plant's root ball. Duh, why didn't I think of this?