1) The document discusses the benefits of studying abroad such as cultural exposure, independence, and work opportunities as well as factors to consider when choosing whether to study locally, abroad, or in mainland China. 2) It provides advice on choosing a career in information technology, noting it is important and diverse, covering industries like hardware, software, and various user industries. 3) The author shares their experience studying in the US and working in the US and Hong Kong before returning to Hong Kong in 1994 to work in information technology.