Foreign students have always been instrumental in spurring a cultural and technological revolution in the US . International students not only bring ‘hopes’ and ‘dreams’ but also a major economic boost to the US . According to a report from the Institute of International Education , foreign students brought in a total of $14.7 billion to the US economy from their home countries to pay for tuition fees and living expenses in the year 2006-07. The US continues to attract lot of hopefuls from hundreds of countries. The number of students enrolling in US universities is soaring every year. The largest numbers of students to the US are from India followed by China . The procedure to fly to the US for graduate studies is quite tedious and cumbersome. A 4-year degree is usually required to pursue a graduate degree in US. The first and foremost step is to appear for GRE ( www.gre.org ) and TOEFL ( www.toefl.org ) since most US universities require applicants to have taken both the t