A lot of peoples around the world take the International English Language Testing System (IELTS) before being accepted by a college or as part of immigration in a country. For this reason there are various reasons why someone may need this test. The IELTS writing test is an important part of the review. In 1989, IELTS has been developed and is currently used in two ways. Students will complete the test to show proficiency in English before being accepted into college.