Those who have learned the basics of English grammar and usage will find that any effort put into learning the intricacies of the language pays off quickly.
The student is at an advantage because he or she is well past the difficult early stages of language learning, when lack of motivation could have resulted in loss of interest. Any teacher will say a lack of motivation makes for slow learning at best. You, on the other hand, are already proficient in English, or at least written English.
Although aimed at PolyU students, much of the FAQ and other parts of the site would be helpful even to those who have already mastered the basics of the language.
Click on 'writing' on the home page and you will find an index of online English writing guides for people learning English as their second language.
For many Hong Kong people, the British Council stands out as a provider of English courses. The institution has a wide variety of courses to choose from, depending on the student's specific needs. There are General and Business English Courses and special courses in academic preparation and language improvement for teachers.