What are the best sensors to use to send a discount offer to someone walking past your retail outlet? What are the best sensors to use to send a discount offer to someone walking past your retail outlet? GPS and video GPS and proximity Video and motion Proximity and motion The post What are the best sensors to use to send a discount offer to someone walking past your retail outlet? appeared first on Certification Answers. More info: http://bit.ly/2VOjlVE
What are the best sensors to use to send a discount offer to someone walking past your retail outlet?