The purpose of this independent study was to investigate factors influencing motivation of Thai tourists visiting Black Sand Beach Laem Ngop District Trat Province. The samples used in this study were 400 Thai tourists who came to visit at Black Sand Beach Laem Ngop District Trat Province. The research instrument was a questionnaire to collect data which were analyzed through frequency percentage average values standard deviation t-test and F-test (One Way ANOVA). The study result indicated that there were more male tourists traveling to Black Sand Beach Laem Ngop District Trat than female. Most of them were single and 21-30 years old earning 15000-30000 baht per month. They lived in other central provinces rather than Bangkok and habitually traveled with the families once or twice. They obtained information from the internet and came for leisure activities that had attractively motivated them to find the adventure visit the natural tourist attractions which were friendly and quiet. In conclusion Thai tourists differed in terms of their demographic characteristics such as gender age occupation income educational level residence and status at the 0.05 level of significance; however their traveling motivation was insignificantly different

The purposes of this research were : 1. To study the personal factors of tourists 2. To The objective of this study was to investigate 1) personal factors of tourists 2) the decision making of purchasing One Tambon One Product (OTOP) and 3) the relationship between personal factors of tourists purchasing/ ever purchase OTOP in Nontaburi floating market and the decision making of purchasing products. Data collection were from 400 tourists in Koh Kred Floating Market Sainoi Floating Market and Wat Yaisawangarom Flaoting Market. Purposive selection used were frequency and percentage. Chi-square test and Contingency Coefficient at statistically significant level were 0.05. SPSS was used in this analysis. The result found that most tourists were women 31 - 40 years old Government officers were the most married bachelor degree and monthly income 10001 - 20000 baht. The decision making of purchasing products were from quality. Raw materials through primary processing were chosen because they were tasty. Non-alcohol drink purchase was from the benefits motivation purchase was from quality and product purchase was from indication labels. The relationship between personal factors and Thai motivation occupation related with reason of purchasing food products selling style and monthly income related with purchasing non-alcohol drinks. Educational levels related with 6 aspects except non-alcohol drinks. Marital status did not relate with purchasing One Tambon One Product in Nonthaburi Floating Market of Thai tourists at statistically significant level was 0.05.