High Quality Content by WIKIPEDIA articles! The early 1990s marked the advent of online diary planners. On the face of it, it seems that people who must attend countless meetings are the ones who need online diary planners the most. However, actual trends show that those who are in the habit of recording and chronicling their activities all the time are the real takers and users of online diary planners. Such people may be executives, event managers, doctors, students, and people from various walks of life.Terminally ill patients have often taken to writing online diaries. Through the medium of such online diaries, they have kept millions of others in the know of their personal plans, thoughts, their medical treatment procedures, etc. Since all sorts of people have been using online diary planners since their advent in the 1990s, the demand for perfect online organizers and personal information managers (PIMS) has been growing steadily with time. Initially, web-based Filofax came into being to satisfy the organizing need of users. But such applications had their disadvantages. This forced users to turn to solutions like ACT! and Time and Chaos. As these too did not prove to be adequate, those in need of online diary planners started looking towards Microsoft Outlook.