1. A great example of one of today's greatest management information systems is Google. From the top level they organize their overall search that allows you to manage information and break it down into sub levels. Being able to sort through only pdf documents of Life magazine allows for a refined way to manage complex and basic information through a complicated system of servers and algorithms.
2. computer database for supermarkets to keep track of the products that they sell
3. ebay, music store online and other related internet business using database.
