Computer software for sale or license that resides on a memory component of a microprocessor-controlled interactive display installed on golf carts for interacting with software for storing, transmitting, ordering, enabling, presenting, verifying, authenticating and processing purchase orders and payment for goods and services in the nature of multimedia content and promotional items and events, placed by authorized account holders; computer software for sale or license that resides on a memory component of a microprocessor-controlled interactive display installed on golf carts for interacting with software for verifying and authenticating authorized account holders for the enablement of golf carts; computer software downloadable to mobile phones, tablets and other electronic mobile devices for communicating over a network for storing, transmitting, enabling, presenting, verifying, authenticating and processing purchase orders and payment for goods and services in the nature of multimedia content and promotional items and events, placed by authorized account holders; computer software downloadable to mobile phones, tablets and other electronic mobile devices for communicating directly with a golf course operator's software over a network for verifying and authenticating authorized account holders for the enablement of golf carts