[1] This can occur when the scope of a project is not properly defined, documented, or controlled.
Failure to gather all information from all relevant stakeholders is a common reason for incomplete scope statements and missing requirements, which can frequently and easily lead to scope creep later in the project.
Sometimes project teams tend to start adding additional features in order to impress the client.
Another huge cause of scope creep is the communication gap between the stakeholders.
These aspects can affect the operational efficiencies of companies, especially when involved in long-term relationships.