This is nice post with series of articles about the ESB ( Enterprise Service Bus ). This blog provides various use cases for ESB based implementation.
1. http://blogs.mulesoft.org/to-esb-or-not-to-esb
2. http://blogs.mulesoft.org/esb-or-not-to-esb-revisited-part-1
3.http://www.dzone.com/links/r/esb_or_not_to_esb_revisited_part_2.html
1. http://blogs.mulesoft.org/to-esb-or-not-to-esb
2. http://blogs.mulesoft.org/esb-or-not-to-esb-revisited-part-1
3.http://www.dzone.com/links/r/esb_or_not_to_esb_revisited_part_2.html
