That was the point I was trying to make with that post.
Even the execution of the definitive agreement is a material event (not to mention the execution of any financing arrangements, pledging of any assets, etc.).
Think of anything you've seen a fully reporting company file an 8-k for...the general 'current report' requirement is the same for an alternative reporting company, it's the method of publication (PR vs. 8-k) that is different, as well as the body that enforces it (OTCMarkets vs. SEC)