According to a survey, about 70% of the interviewees said they would consider to apply for migration because of their children, to offer a better education and environment for them. It would be most ideal for these parents to get the visa as early as they children are under 18 years old. Usually it takes at least 1 to 2 years to process, so these parent should start planning for migration when their children are 15 or 16, or even earlier. Most country would no longer consider those children over 21 years old as a dependent of the parents anymore.
What's the advantages of possessing a Green Card?
Compare to those international students, the most obvious advantages of possessing a Green Card is the competitiveness for school enrollment. The proportion for the international students is around 10% only. International students have to pay a higher school fee. It's about 3 to 4 times to that of a local student. If you get an immigrant visa and study there, it's a matter of course for you to get the citizenship after you graduate as you have already spent at least 3-5 year in the country. Your family can probably get a visa and migrate there also.