Just spray the floor lightly with your favorite cleaning products, put down a damp terrycloth pad, and scrub away.
If it's a polished marble floor you a cleaning, just make sure you are not using any type of acid-based cleaner, or you will dull the shine. If it's a ceramic tile floor with grout lines, you will need to use a specially designed brush that is able to get down into the grout lines. Challenger offers 2 of these.