Q. The grout line between my kitchen granite countertop and the tile backsplash has cracked for the umpteenth time. Each winter, the crack appears, and, each year, I grout it again hoping it will be ...

For these reasons, if you make a mistake when grouting, it can have serious repercussions. You could be opening yourself up to mold and moisture issues, decreasing the lifespan of your new floor, ...