dynamik wrote: I wouldn't worry about looking for a document or a book. Feel free to make up your own; all that matters is that it's easy for you to remember. There are dozens of acrostics for the OSI model. There isn't a specific one that is "correct." Here are a few links that will hopefully give you some direction:http://www.tips4me.com/tips/study/preview_main.asp?tip=memo_memorizingtipshttp://tinyurl.com/3dfk46http://www.studyguidezone.com/memorizationtechniques.htm Just for the record, I had no clue what an acrostic was before I did a little research, but I sure did feel smart typing out that sentence