The document discusses how the author addressed their target audience of 16-24 year olds in developing their magazine proposal. They received feedback that their original proposal could be improved by using more vibrant colors, simpler language, and a clearer font and structure. Based on this, the author decided to make the following changes: use vibrant colors instead of just black, employ informal language their audience could relate to, select a font that looks formal but not like a book, and ensure a neat structure to avoid confusing readers.