In modern law enforcement, surveillance cameras are a critical tool for gathering evidence. From public spaces to private properties, these cameras capture vital footage that can be used in investigations and court proceedings. However, managing and processing the vast amount of data collected from surveillance cameras poses significant challenges. Evidence Management Systems (EMS) are designed to handle these challenges efficiently, ensuring that surveillance footage is properly stored, accessed, and utilized in the justice system. This article explores how EMS handle evidence collected from surveillance cameras.