This document explains the concepts of TCP, RAD, Agile Method, Scope Creep and Real-Time Glucose Monitoring System. It discusses the advantages and disadvantages of these concepts and provides ways to deal with scope creep. It also suggests fact-finding techniques to collect requirements for a new system. The subject is Information Technology and the course code is not mentioned. The document type is an essay and the assignment type is not mentioned. The author is not mentioned and the university is not mentioned.