It is specifically designed for people who like to experiment with mods and thus need an easy and reliable way to install and uninstall them.
Spawns the YCS186 inside the BOS Safehouse if you have the Wild Wasteland Trait. Step 3 USE FOMM OR NMM TO RUN Fallout: New California.
You will be prompted with a pop-up called Creating an instance, in which you should just select Next.