CASE QUESTION: Adrian Ali is interested in applying for a job at a large software vendor that uses SaaS distribution model. One of the criteria for the job is a detailed understanding of strategic initiatives such as SCM, CRM and ERP. Adrian has no knowledge of any of these initiatives and cannot even explain what the acronyms mean. Adrian has come to you for help. He would like you to compile a summary of the three initiatives including an analysis of how the three are similar and how they are different. Adrian would also like to know what SaaS is, and why are businesses excited about SaaS ERP systems. Provide a detailed report based on Adrian Alis requirements.