This document discusses guided self-help for obsessive compulsive disorder (OCD). It begins by outlining the aims of exploring what guided self-help is, if it is effective for OCD, and how it is applied. It then provides background on OCD, describing obsessions and compulsions. The document discusses the rationale for alternative delivery systems for OCD treatment due to lack of therapists and long waitlists. It presents the stepped care model and treatment options. Low intensity interventions like brief CBT using structured self-help are described. Evidence is presented that self-help with minimal therapist contact can be effective for OCD. Application of self-help involves assessment, family involvement, self-help materials, ongoing monitoring, and exposure/