I think some advantages to writing your own life story could be: -You lived it, so you would probably have the most accurate accounts of events that happened during your lifetime -It wouldn't be affected by how other people might view you and your choices -You would probably have the most accurate information regarding the people around you Some disadvantages could be: -It would take you a long time -You would have to find a way to get published -If you aren't a famous person, you might not sell as many copies