1) This document outlines a study on purposive sampling conducted from 2551 to 2554, with the goal of understanding daily routines, occupations, and personal characteristics of families. 2) The methodology involved interviewing 30 participants using a questionnaire about personal information, family characteristics, daily activities like cooking and buying food, and occupations. 3) Results were analyzed using an effectiveness index to measure the success of using purposive sampling to understand lifestyles and routines of families from 2551 to 2554.