The different mechanisms for correcting an imbalance in the trading of USDtz are for people to want to trade for USDtz, for people to add with the other two currencies, or for people to remove just USDtz. In the case of people wanting to trade for USDtz, it is important to create an attractive environment for traders to want to use USDtz. This could be done by making USDtz a more reliable currency, offering more attractive exchange rates, or providing more trading options. Additionally, people can add with the other two currencies in order to increase the demand for USDtz, as more people will be looking to purchase it. Lastly, people can remove just USDtz from the trading equation, which would reduce the amount of USDtz in circulation and thus increase its value. All of these methods can help to correct an imbalance in the trading of USDtz, and ultimately help to ensure that the currency remains a reliable and attractive option for traders.