How you lay the flooring makes all the difference in how a room feels. You can create a bowling alley affect if you are not careful. Also considering the grout lines, the color and width makes a big difference. So The product you use in your home is truly important to the overall look and feel. It is all about flow and color tones blending well, from the flooring to the floorboards, to the wall and ceiling color. The flooring is the foundation, a good place to start.