Wireless Telemetry allows you evaluate factors at a distant range, without having to be there, even if they're shifting. It can decrease functional expenses, allows you avoid risky locations and allow you to get details almost as soon as it happens... from distant or in -accessible locations, without having to go there to gather the details yourself.
In terms that are more common, we can refer eCommerce as the platform for buying and selling of products and services through business and services over internet. In a simplest form people use this term as online shopping. Both the terms means one and the same thing.