Sunset orange is a very forgiving colour when it comes to grime.
Even so, I get grumpy if it looks grubby.
If very busy, I'll at least do the rims and tailpipes every couple weeks.
Last week i washed mine at night too at about 9pm when the little'uns were asleep.
Security light on and a portable halogen to light up other side of the car.
Lit up the street,
NEIGHBOURS THOUGHT A UFO HAD LANDED!