In his first part of blog series Ranjan Baghel discusses changes between SAP’s R/3 system and their most recent release, ECC. In the second part his states differences between R/3 system and ECC and in the last part of series he focuses on why there has been a lack of understanding about the capabilities of ECC and how this has had a direct impact on the true realization of SOA. He points out that this lack of awareness is particularly important considering how SOA is actually an integral part of ECC and Business Suite 7 architecture.