Petitioner, Supap Kirtsaeng, a citizen of Thailand, moved to the United States in 1997 to study mathemat ics at Cornell University. He paid for his educa tion with the help of a Thai Government scholarship which required him to teach in Thailand for 10 years on his return. Brief for Petitioner 7. Kirtsaeng successfully completed his undergraduate courses at Cornell, success fully completed a Ph. D. program in mathematics at the University of Southern California, and then, as promised, returned to Thailand to teach. . While he was study ing in the United States, Kirtsaeng asked his friends and family in Thailand to buy copies of foreign edition English language textbooks at Thai book shops, where they sold at low prices, and mail them to him in the United States.Kirtsaeng would then sell them, reimburse his family and friends, and keep the profit