Yves Sandfort has a great video on vCAC 6.0 worth looking up if you’d rather watch a video over reading. vCAC 6.0 Video
Nick Colyer is a master when it comes to vCO and vCAC workflows. Check out his blog for continual updates.
vCloud Automation Center Official documentation from VMware.
VMware Communities for vCAC and vRealize Automation.
VMware Product Page