I think PowerPoint is a program that is useful to present the various tasks and be able to offer it in a variety of formats, regardless of whether it is a letter a picture or sound, which can be blended together. By offering this program as a sheet of each slide and the slide show can be used as part of the multimedia elements are simple, such as providing a sound effect, music, and videos from the sharing of PowerPoint in which the program can be applied to a variety of.Many occupations, for example, companies can use this program to arrange meetings, seminars, lectures, school teacher used to teach literature study. Students use presentation in front of a classroom, etc. Thus, the introduction of a PowerPoint presentation used in the subtitles. It will make the presentation look better. And make people understand what the speaker wants to convey.