• Can the features handle all situations it may be faced?
  
• How quick can the user begin a scan and move on with his or her activities?
  
• Did the program expend system resources?
  
• Can the user specify trusted and non-trusted sites?
  
• Are there customizations to personalize the product for the user?

• How is the installation process? Were there interruptions? Was it slow or fast?
  
• Is there a convenient installation wizard?
  
• How soon was the program up and scanning?

• How logical is the software to use?
  
• Is the interface easy to use, read and navigate?
  
• Is this product for all users- beginner to advanced?

• Can the user schedule scans?
  
• Are there a variety of scan types like custom, full or quick scan?
  
• How thorough is the scan?

• Are the program updates automatic?
  
• How often does the program scan for new updates?
  

Customer Support & Help: 

• Do the phone and email support staff respond in a timely manner?
  
• What forms of help are offered (online chat, built in database, email, phone, message boards)
  
• Is the help information focused and useful or is it too general?