What's to stop them? Generally the same thing that stops people from price gouging elsewhere - competitors offering better service and / or price.
Unless someone is being forced to pay, getting greedy isn't a great way to stay in business. Indeed, it's a pretty reliable way of getting driven out of business. After all, nothing attracts competition faster than fat and easy profits.
Unless someone is being forced to pay, getting greedy isn't a great way to stay in business. Indeed, it's a pretty reliable way of getting driven out of business. After all, nothing attracts competition faster than fat and easy profits.