The document provides information on oral and audio visual presentations. It defines oral presentations as delivering speeches to an audience and lists advantages such as developing confidence and being helpful for careers. Tips are provided such as practicing and using visuals. Audio visual presentations are defined as using multimedia to convey information to audiences. Advantages include being motivating and conveying concepts clearly. Disadvantages include apathy of teachers and lack of facilities for training. Do's and don'ts of audio visual presentations are outlined along with tips on making them effective.