"Our top carpet cleaning tip is to clean your vacuum cleaner. Empty the bag or dust container. Clean the filters. Remove hair and fluff from the floor tool. You'll remove up-to 50% more dirt from your carpets by de-clogging your vacuum cleaner and restoring its full suction capacity."
For more carpet cleaning tips & tricks, you can read the full article, here: Got Dirt? Make Your Home Sparkle With These Carpet Cleaning Tips