Yes Windex contains surfactants and leaves a residue after wiping it dry. When I would clean a large area of tile floor by hand with Windex, I found the area to still be a little “slippery” when walking around in socks. I have to use Windex, I now give the area a 2nd wipe with rubbing alcohol...
After downgrading, how do you add FSD at the original $7000 price you originally selected in the reservation? How do you add options? The non-FS will have different wheels, so what if you want to change that? It all sounds very suspect because you don’t need to “configure” an FSCT, but you do...