Reduction of total cost of ownership and easier integration with partners and legacy systems are the key business drivers for Web Services.
Web Services is gaining more momentum in industry implementation and has wider vendor support.
There are early success stories of Web Services implementation.
There are a few ways to present a business case to implement Web Services, but they must be put in the context of the future (long-term benefits, non-quantitative benefits) and reusability, not one-off development costs.
2.7.2. Best Practices and Pitfalls
The following are some ideas regarding establishing a business case for Web Services implementation.
When presenting a Web Services business case, always ...