10.6.1 Migration Approaches
In existing organizations, there generally is an existing system. There are several different approaches we can take for its disposition. We can
Keep the system, recognizing that the system is paid for and works. at least to a point. Abandon the system, outsourcing its function or doing it manually.
Redeploy the system to another platform with minimal changes-for instance, from UNIX to Linux.
Develop a replacement system with appropriate new tools and products. This may include ing the process more generally to streamline processes
Beautify it, leaving the core product but improving access, perhaps with a Web front end.
Starve it, preventing further investment until we can cut it off
In larger systems, we may combine these. We might leave part of a system and abandon the rest, build a new front end on a system while starving it, or redeploy a system to Linux and add a new GUI front end.