Product scope are all the things that will be created or delivered. Project scope are all the work that will be done during the project and Total project scope are all the things and works External: These are environmental attribute that are in existence at the beginning of the project such as size, duration in time and available resources. Internal: Are the clarity of project objectives, project scope, the organizational complexity and stakeholder agreement. Technology: the newness of technology and the familiarity of members with the technology. Environment: These cover legal, culture, political and ecological . Project Assumptions: All projects are unique, The project must have common characteristics The characteristics must be grouped to create project profile and the project knowledge, skills, tools, experiences and technique. The project size, duration in time and available resources can make project succeed.