Home design trends come and go over the years. While paint color might be easy to change even as a DIYer, tile design is a much more extensive—and expensive—feature to change on a whim. So how do you ...

Fariba Kashef couldn’t have thought her Dana Point tile-design business would lead a transplanted New York couple to commune silently in her shop’s bathroom for 20 minutes. Kashef, owner of Archarium, ...