How about having a online diary in which you can have all the things that you need daily? Sounds interesting? Maintain it in your break time while working or doing any job on PC. As well as it will be with you always wherever you go. You can share your experience with people if you want to or just keep it personal.
How to write your own personal diary online and how much you should write?
It depends on the individual how to write, what is his writting skills and what he want to share.