It is part of the standard pricing.
Net new license
UBB.threads™ Standard License
1 year free access to upgrades
No advanced support included * $199

Renew
Member Area Renewal
1 year access to upgrades
$99
Allows you access to upgrade from classic up.
Of course this option requires you to have had a license.

Blue Man Group
There is no such thing as stupid questions. Just stupid answers