DON'T BE A FOOL!!
DON'T FALL FOR CARPET CLEANERS TO CLEAN YOUR TILE. THEY KNOW CARPET AND NOT TILE! I HEAR IT SO MUCH HOW PEOPLE ARE SO UNHAPPY WITH THERE FAST QUICK TILE CLEANING AND IF THEY DO SEAL YOUR GROUT THEY DO NOT USE NOTHING MORE THAN A CLEAR SEALER WHICH IS JUST A WASTE OF MONEY.
THEY MAY ADVERTISE 35.CENTS TO CLEAN YOUR FLOOR BUT YOU WILL GET WHAT YOU PAY FOR LIKE THEY SAY.