Q: I want to do a large mosaic tile floor in my new room addition. I have no clue where to start. I’ve never done tile work before, and I don’t want to goof up and have to rip it up. What can you ...

Tiling an uneven floor is a challenge, so it's essential to ensure that your subfloor is as flat and level as possible before laying any floor tiles. Leave any high points or low points across a floor ...