Seamlessly Loop Anything in Apple Motion

I'm always getting asked how to make a seamless loop and there are many different answers depending on the project and I have covered a lot of them in other tutorials. But here is a method that allows you to loop anything regardless of what it is or how it was originated.
For some of my other seamless tutorials:
• Apple Motion: Seamless...
• Apple Motion: Seamless...
• Apple Motion Tutorial:...