The purpose of this study was to study and compare problems of members of community Phya Prasit towards saving in two aspects: knowledge of saving and perspective of saving. The samples were classified by gender age occupation status education and monthly income. The samples in this research were 126 members of community Phya Prasit. The study participants selected by simple random sampling. The test with 23 items and questionnaires of rating scales with 24 items were used as the research instrument. Percentage mean standard deviation t - test for independent sample F - test and Scheffe’s test analysis were statistical method to analyze data. The results were as follows: 1. Since income of the members of community were relatively low no extra revenue and debt to be paid. So guidelines for the development on savings were as follows: training to make plan for savings promote to make the household account training to make extra money training planned to spending and training to make the knowledge of investment. 2. Problems of members of community Phya Prasit towards saving: in aspect of knowledge on saving of members of community were relatively low while perspective of saving was in a great extent. 3. There were significant difference for problems of members of community Phya Prasit in aspect of knowledge of saving at the 0.05 level among members of community Phya Prasit in different gender and different age. 4. There was significant difference for problems of members of community Phya Prasit in aspect of perspective of saving at the 0.05 level among members of community Phya Prasit in different occupation.

The research was aimed at studying 1) fuel energy saving of automobile drivers in Nonthaburi province 2) a correlation between cause and effect on fuel energy saving of automobile drivers in Nonthaburi province and 3) a model made for assessing fuel energy saving of automobile drivers in Nonthaburi province. The questionnaires were constructed as a tool for collecting data from 2389 automobile drivers who had been getting their car filled in gas station in Nonthaburi province. The statistics used for analysis were SPSS version 17.0 with frequency distribution percentage arithmetic mean K related samples and path analysis. The research finding indicated that the 98.06 percents of automobile drivers in Nonthaburi province had knowledge about fuel energy saving the 87.99 percents had agreeable attitude towards fuel energy saving and the 80.59 percents had operated fuel energy saving. They all had different levels of knowledge attitude and operation. It showed that the automobile drivers with knowledge and agreeable attitude didnt sometimes put it into operation and they sometimes had disagreeable attitude in spite of having knowledge. The result of hypotheses tests at the statistical significance of 0.05 showed that the types of fuel energy used in the car a change of types of fuel energy used in the car knowledge provided about fuel energy saving in the car knowledge and attitude towards fuel energy saving in the car correlated with fuel energy saving of automobile drivers in Nonthaburi province. Moreover a model made for assessing fuel energy saving of automobile drivers in Nonthaburi province was