The international English language testing system (IELTS) examination is one of the very popular International examinations. It is a test that checks the English proficiency of the candidates who want to study in foreign universities or universities of English speaking countries.
We have been learning letter writing since school time and it used to be a very common question. Letter writing is included in the school syllabus so that we can make a written request or response to some real-life situation. Different situations demand writing different letters.