The main objectives of this research are (1) to study the origin and significance of ordination Nekkhamma (2) to study the concepts and theories related to decision-making (3) to study attitudes about the decision to ordain Nekkhamma Buddhists. Nakorn Pamak Temple, Taling Chan District, Bangkok (4) to compare the factors influencing the decision to ordain Nekkhamma, Nakorn Pamak Temple, Taling Chan District, Bangkok. The questionnaires were used to collect data from 200 people who ordained Nekkhamma and analyzed data with statistical package for social science Research

                        The results of this study were concluded as follows:

                        1. Background and significance of ordination Nekkhamma has come a long way since the Buddha Was Bhotisatava Performing the Perfection until he Enlightened as the Buddha and the religion spread announcement. And the disciples who are aware of it. And ordained accordingly. Nekkhamma Ordination is refraining from the sexual contact. Living in peaceful place for people who see life as punishment. Or bored in a matter of carnality and disadvantages of the householder. The form of ordaining Nekkhamma is widely practiced today is to wear white cloth hair is not shave and undertake 8 precepts

                        2. Idea Nekkhamma ordination decisions. A result of the release of the various decisions and determine the most important concept is the idea of a personal belief that ordination is a merit making for themselves. Attitudes about the decision of the ordination Nekkhamma. a positive attitudinal environment, and the bail in reputation of the operator. and reputation of organization. And that ordination is their own benefit.

                       3. A Study of the Motive Factors for the Decision to be Ordained in Nekkhamma by the Buddhists : A Case Study of Nakorn Pamak temple, Taling Chan District, Bangkok, Most respondents were female, the number to 185 people, representing 92.50 percent  the males were only 15 persons or 7.50 per cent, 41 years old  and over were 139 people, representing 69 per cent. 0.50 with high school education, 63 people, representing 31.50 percent of the employed 95 people, representing 47.50 percent of monthly income less than 10,000 baht, equivalent to 69 percent. 34.50 percent.

                        4. Comparison of the Motive Factors for the Decision to be ordained in Nekkhamma by the Buddhists : A Case Study of Nakorn Pamak temple, Taling Chan District, Bangkok, who were ordained Nekkhamma with difference in sex, age, education, occupation, income per month had no difference in decision to ordain.

                        Factors affecting the decision to ordaine Nekkhamma. Operator or the famous monk of the temple. And attitudes about the benefits of ordained Nekkhamma is bolds; fricative perform perfection Second is to listen to teachings of teacher that cause more faith in Buddhism,Emphasizing Nekkhamma perfection. And to study the principles of Dhamma. to be used in everyday life, and to find peace in their lines and to liberate form suffering.