 It is now advocated by the leading police associations in North America and the UK.Although intelligence-led policing builds on earlier paradigms, such as community policing, problem-oriented policing, and the partnership model of policing, it originated as a rejection of the "reactive" focus on crime of community policing, with calls for police to spend more time employing informants and surveillance to combat recidivist offenders.Recently, intelligence-led policing has undergone a 'revisionist' expansion to allow incorporation of reassurance and neighbourhood policing.