And then what? They will let their clients use UTRUST tokens?

In addition to the native token, the UTRUST platform allows buyers to choose from many popular cryptocurrencies such as Bitcoin, Ethereum, Litecoin, Ripple etc.
For merchants, this means business as usual because UTRUST payment platform instantly converts these payments into fiat, providing you with (e.g.) U.S. Dollars, Euros or British Pounds.