Final answer:
The Internet and digital technologies have made it more difficult for suppliers to create purchasing techniques that lower switching costs.
Step-by-step explanation:
The development of the Internet and digital technologies has made it more difficult for suppliers to create purchasing techniques that lower switching costs in today's markets. With the vast improvement in communication technologies, consumers can easily compare prices and access a wider range of suppliers from all over the world. This increased accessibility and competition make it challenging for suppliers to retain customers and lower switching costs.