For students planning to study abroad at the postgraduate level, both the GRE and TOEFL are often required, especially for non-native English speakers. It's essential to research the specific requirements of the graduate programs of interest, as they can vary significantly. Preparation strategies for these tests include utilizing official study materials, enrolling in preparatory courses, and practicing with sample questions. Additionally, time management and consistent study schedules are crucial for effective preparation. Understanding the requirements of each program will help in selecting the appropriate tests and preparing adequately.