Conversation so far:
What happened to the fur trade in the 18th century?
At the beginning of the 18th century, more organized violence than in previous decades occurred between the Native Americans involved in the deerskin trade and white settlers.
Where did the deer skin come from?
The white-tailed deer herds that roamed south of Virginia were a profitable resource.
What tactics were used by the Native Americans?
It was a common practice on the part of the Indian women to offer marriage and sometimes just sex in exchange for fur traders not trading with their rivals.
What was different about the Native Americans' relationship with the British during the fur trade?
The British established trade relationships with the Indians in order to acquire the valuable fur. The Native Americans knew the hunting grounds and wanted ways to trade with the Europeans.
Were there any wars at the time of the North American fur trade?
The Revolutionary War disrupted the deerskin trade, as the import of British manufactured goods was cut off.
Are there any other interesting aspects about the North American fur trade?
Charleston and Savannah were the main trading ports for the export of deerskins.
Who controlled the ports of Charleston and Savannah during the North American fur trade?
Charleston's trade was regulated by the Indian Trade Commission.

Question: How did they control the market?
Self-contained rewrite: How did the Indian Trade Commission control the North American fur market?