Remote Method Invocation (RMI) is a mechanism that allows objects located in a different computers in a computer network to interact with each other. The main goal of RMI is to provide the full transparency regarding Distribution. This article gives the overall view of the working procedure of Remote Method Invocation and how it aims to be distribution transparency. Achieving distribution transparency is not an easy task in a distributed systems but this can be done through RMI. RMI is most important and currently most popular concept that need to be known by any one because it is used in so many applications such as internet search engines, social websites, distributed file systems, various mailing systems, online groups etc. This paper demonstrates clearly about RMI and its Transparency.