Peel and stick tiles offer a DIY-friendly way to update your space, but the adhesive is key to their longevity. Not all glues are created equal, and the wrong choice can lead to peeling edges or tiles that won't adhere at all.
Most peel and stick floors fail at the subfloor, not the tile. Here is the flatness spec, the wear layer that matches your traffic, and the layout that avoids a sliver at the door.