Agree to new Terms and Conditions.

[brfcs]

Is there any way to stop users from using the site util they agree to a new set of T&Cs?

[Adriano Faria]

When you change the Terms & Privacy Policy, you will be  presented with this option:

Enable it and you will get for all users on front end:

They will have to agree before being able to use the board.

[brfcs]

Sorry, I really should have seen that!