Bookoo is made by yard sale fans, for yard sale fans. 1  We started Bookoo so we could find the bargains we needed with less running around town and leaving more time for family. What it has become is a better way to buy and sell stuff with neighbors. 2  Bookoo brings neighbors together.
5.0 Conclusions. During the life of the system, the Operations and Maintenance Phase is the longest and most expensive as the information system provides the most value to the organization in this phase..0 Conclusions. During the life of the system, the Operations and Maintenance Phase is the longest and most expensive as the information system provides the most value to the organization in this phase.
Over the life of a building, operation and maintenance cost more than initial construction (figure 1). This is true both for new construction and for major replacement and improvement projects, so it makes sense to include operation and maintenance when evaluating cost effectiveness.ver the life of a building, operation and maintenance cost more than initial construction (figure 1). This is true both for new construction and for major replacement and improvement projects, so it makes sense to include operation and maintenance when evaluating cost effectiveness.