Here the observer observes in such a position, which is least disturbing to the subject understudy, the specific behaviour is observed in natural setting without subjects geting conscious that they are observed by someone. Nonparticipant observation permits the use of recording instruments.
13 4. Structure Observation Here the observer in relevance sets up a form and categories in terms of which he wishes to analyse the problem. The observer always keeps in view a A frame of reference b Time units. c Limits of an act