How can we purchase the exclusive license to a lease beat?

Please note, the 'lease' is now called the "Unlimited License".  It's still a nonexclusive license but the name change is a bit more clearer to understand the benefits you get with this type of license.  Now for the question of "Exclusive", see here https://soforeal.zendesk.com/hc/en-us/articles/360023488974