At necessity use special brushes and sponges for cleaning of dry footwear, deleting a dirt. Then use special stones for suede. Use special water-resistant spray. Allow to dry up.
It is important to protect suede from a moisture, using special water-repellent means on leaving.
Dry dirt to delete a soft brush
On a pure dry surface to put a thin layer a color or colourless cream, to allow to it time to be absorbed, then to polish with a soft brush for shine or a special napkin.
Regularly, isn't more rare than time a day, to clear footwear of a dirt and a dust. The leather footwear is better for cleaning a soft, damp rag.