In order to find better career opportunities in the future, many families have decided to send their children abroad to study. The golden age to study abroad is right after graduating from high school. Vietnamese education has been gradually improved and paid more attention. In the current context, many students after graduation cannot find jobs. An inadequacy of Vietnamese education is that it is always heavy on theory but does not apply much in practice. Therefore, many people choose to study abroad to be able to absorb new sources of knowledge, gain more access to practice, research and have the opportunity to maximize their capacity. Through the implementation of a research project on the factors affecting the decision to study abroad and start a business of university students, the authors have obtained the key factors that influence and offer solutions for students pellets.