Learn to use an AIO on the outside. Two passes will still clean the paint. Put any extra time into working the gloss points. Flex 3401 would be a good friend to you.
On the interior, use a good AIO cleaner in a bucket with a few microfibers (Gary Dean style). Follow, as you go, with drying towel dampened with dressing.Put it in a Solo sprayer and get good at putting the right amount on the towel.