Original sentence: An IDS 'In Focus' Policy Brief suggests that in many countries the Millennium development goal for sanitation is off track and asks how CLTS can be adopted and spread on a large scale in the many countries and regions where open defecation still prevails.CLTS is an unsubsidized approach to rural sanitation that facilitates communities to recognize the problem of open defecation and take collective action to clean up and become ‘open defecation free’.It uses community-led methods such as participatory mapping and analysing pathways between feces and mouth as a means of galvanizing communities into action.The Institute of Development Studies (IDS) coordinated research programme on Community-led Total Sanitation  (CLTS) is a radically different approach to rural sanitation in developing countries and has shown promising successes where traditional rural sanitation programmes have failed