Thin-set mortar is generally what the pros use to install tile and stone, but as Mike Holmes' daughter, Sherry Holmes, advises on the Make It Right website, there's more to it than just popping ...

Step 3: Mix only as much thinset mortar as you can cover with tile in about 15 to 20 minutes for the best results. Never add more water to thinset that's getting hard in the bucket.