Can tile have a shine put on it?
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You can use an equal parts water+vinegar spray to return the shine. Good lucK!
What type of flooring is it?
I think she's more or less looking for something to add to it for a shinier look than what a standard home tile looks like.I would suggest reading this article I found it seems to anawer different solutions to different types of floring
http://m.wikihow.com/Strip-and-Wax-a-Floor