I was surprised to see these at a small independent toy store the other day: Brick Stix stickers for LEGO bricks. They are supposed to be easy to reuse. They had a variety of sets available. Interesting to see a secondary market rise out around LEGO, I know there is a huge one with things like BrickArms, but I haven’t ever seen those in stores.
I didn’t think this one aligned with the LEGO branding: