Week discussion deals with Cloud Computing and its concerns. The term Cloud Computing services refers to many things and many types of services. Generally speaking there is PaaS, SaaS, IaaS & MaaS. One of the biggest supplier of cloud computing services is Amazon. Amazon makes it possible for many organization to take advantage of it web portal services, so that these organizations do not have to develop their own capabilities. Companies like Kaplan and Unilever take advantage of services provided by Amazon.