Discuss the value chain model with respect to any manufacturing/retail company of your choice. Need to explain all the five processes with identification of appropriate IT. Sketch out how you can implement a VPN solution for a remote user working at a hotel in Honolulu accessing information from mail server located in his home office in Los Angeles. Label and explain the key. Sketch out the 3-Tier architecture for the scenario: Shoppers during the holiday time do the online shopping with famous Macy' s portal for their clothing and beauty products. ABC company is using a cloud vendor to set up its IT operation in private cloud. The cloud vendor provides Window operating system platform with Microsoft SQL database. ABC company loads their own inventory application on top of the vendor created platform. Sketch the IT diagram to represent the above scenario and state what category of cloud service is it? Also sketch how ABC company accesses the private cloud