Applying for the wrong type of student visa: There are different types of student visa based on the student's age and course of study. 2. Failure to submit accurate financial documents: The Points-based system: Student route guidance provides information on a specific amount of money which has to stay in student / parents / guardian account for at least 28 days. 3. Failure to meet the documentation requirements: All documents listed on the CAS have to be submitted during the visa application. Documents need to be in English or translated into English with details of the translator like name, contact details, date and signature. 4. Failure to prove as a genuine student: Credibility interviews will be carried out as part of the visa procedure. It is designed to check that student is coming to the UK to study and not for any other purpose. Ensure that you are prepared for the interview.