1. Content is the key: No matter how advanced technology adopted, content is still in a domain position. Good content should be clear, simple, and attractive. 

2. Location: Place the display in the RIGHT location will attract more eyes.  

3. Content update: Deliver your content to proper groups in a proper time is the key for success. Update your content instantly, make sure its perfect match with your current promotions could highly bring more traffics.

4. Focus on effect: It makes no sense if only know how to deliver advertisement but no idea of how to measure the effect.

5. Not update manually: Update manually will cause more errors, a good digital signage should equipped with remote content publishing for instant update.

6. Cyber security system: The cyber security system monitor each cycle of data transmission, encrypted with different software and hardware technologies to ensure maximum security.