As mentioned in the above section, Canada receives a lot of applications from international applicants for immigration to Canada. Therefore, it becomes very necessary to evaluate these applicants and choose the best ones among them who can contribute to the country’s economy and growth. Earlier, every applicant was granted Canada PR based on a first come first serve basis. But now this system has been replaced by express entry for Canada. The comprehensive Ranking System is an important tool for express entry Canada that evaluates and gives them a Canada CRS score. According to this score, the applicants are ranked and an invitation is sent to them.