Final answer:
eBay uses information technology to enable e-commerce transactions, which represents the shift towards a digital marketplace influenced by technology and globalization, changing the competitive landscape of retail.
Step-by-step explanation:
A sales company like eBay utilizes information technology primarily for facilitating e-commerce transactions. eBay is a platform that exemplifies how technology and globalization have altered market dynamics, allowing consumers to purchase goods from anywhere in the world, thereby increasing competition among retailers. The growth of the Internet has streamlined how businesses operate, shifting traditional markets to online spaces, where transactions are completed digitally with higher efficiency and lower costs.