THE CARPORT WAS QUITE EASY TO ERECT AND LOOKS VERY GOOD NOW COMPLETED BUT THE REASON I HAVE ONLY GIVEN 4STARS IS THERE ARE NO MEANS AS FAR AS I HAVE BEEN TOLD TO BE ABLE TO DIVERT WATER FROM THE INTERNAL GUTTER TO A WATER BUTT I HAVE MANAGED TO MAKE UP A BASIC SYSTEM USING PLASTIC FLEXIBLE CONDUIT CONNECTED TO THE END PLATE AND SEALED WITH THE SEALANT SUPPLIED IN THE KIT (NOT ROCKET SCIENCE) BUT IT WOULD HAVE BEEN USEFUL IF AN OPTIONAL ADD ON KIT TO DO THIS HAD BEEN AVAILABLE WATER BUTT ETC SHOWN IN PHOTO (THE CARPORT WAS ERECTED BY MY WIFE AND I AND WE ARE BOTH 80+)