The space of the floor boards where the traffic is just too high has to be vacuumed more the less traffic situations.
Do yourself a favor and have your rugs professionally cleaned if will need it. http://sapatnekar.org/__media__/js/netsoltrademark.php?d=koreaskate.Or.kr%2Fgame%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D1215709