The purpose of this study is to study the statement of problems in English writing and its relevant factors. The population and sample are students in the faculty of Business Administration in Business English Program Rajamangala University of Technology Phra Nakhon. The samples were 116. The research methodology is suNey research which is mixed method using both qualitative and quantitative method. The research instrument is questionnaire in English writing problems. The analysis of data conducted both descriptive statistics which are frequency percentage average and standard deviation and inferential statistics which are student-t and F statistics to analyze pair statistical differentiation of Shaffe method and the analysis of correlation coefficient. The results of the study can be depicted as follow: the highest frequency of the sample are sophomore students the high school grade of 12 average GPA in the range of 2.50-3.50 having experience in a Language school. The descriptive statistics of the sample parents are self-employed average monthly income of 30000 baht. The results about English writing problems are: incentive to write English at a high level English writing problems of overall sample at a high level. Sort the problems as follows: sentence structure grammatical and the use of words. Factors related to the writing problems in English showed that gender and parents occupation are statistically significant at 0.05 in writing English. The motivation to write English is related to problems in writing English without statistical significance.

The purposes of this research were to design contents build both document-based and electronic-based teaching materials and find out the students’ satisfaction towards the use of ASEAN Economic Community related lessons for English writing courses. The sample group consisted of two 30-student sections of totally 60 third-year undergraduate students majoring in English for International Communication faculty of Liberal Arts Rajamangala University of Technology Phra Nakhon. After they had tried using the lessons did the document-based exercises answered the first questionnaire tried the electronic-based exercises and answered the second questionnaire their data were analyzed and revealed as follows. 1. The analysis of the first questionnaire revealed that the students’ average satisfaction towards the English writing content lessons was in the highly middle level with 3.15 out of 5 points or 63 per cent. 2. The analysis of the first questionnaire also revealed that the students’ average satisfaction towards the English writing document-based exercises was again in the highly middle level with 3.38 out of 5 points or 67.67 per cent. 3. The analysis of the second questionnaire revealed that the students’ average satisfaction towards the English writing electronic-based exercises was in the high level with 3.65 out of 5 points or 72.98 per cent. In comparison there was a difference of 0.27 points or 5.31 per cent between the students’ satisfaction towards the electronic-based exercises and that towards the document-based exercises implying that the students preferred the electronic-based exercises to the document-based exercises.

The purposes of the research were to conduct an error analysis in paragraph writing of the students of the faculty of Liberal Arts Rajanangala University of Technology Phra Nakhon to collect information to be used as a guideline for English teaching and learning and for English curriculum development for undergraduate students of the faculty. The simple-random sample group of 36 students was 40% of the total population 88 fourth-year students in the academic year 2010. The tools were a paragraph -writing worksheet and a form prepared to record the frequency of each type of errors ofeach sample The results of the study indicated that among four main types of errors : 1) paragraph format 2) paragraph structure 3) Grammar and sentence structure and 4) punctuation and mechanics it was found that errors in grammar and sentence structure were most frequently found (58.72%). This included 11 types of errors in the order of frequency found as follows: word choice verb forms detelminers sentence fragments prepositions singular/plural nouns verb-tenses run-on sentences subject-verb agreement wrong word order and use of reference terms accordingly.