The most important criteria before getting a license is to pass the CEI exam. Many beginners pass the CEI exam on the first attempt if you have good guidance and spent time to learning it.
There are several places to attend the CEI course. Singapore Polytechnic is the most established course centre. You may sit for the exam without going for the course. However, you are given one attempt to pass the exam failing which, you have to go for the course and take exam again
We can provide you with exam tips, notes or past questions.