I have maxed on slave and guest rooms. All beds are occupied. Most have their relationship at 100%, some have submission at 100%. I've stopped sending girls to the streets since that was a negative hit on happiness, and maxed on gardeners. Showers, the shop, the nursery, etc. have all been built. Been building their strength up to 50 at present. I gift presents to boost relationships as needed.
I've slowly, as inventory allows, been handing out knives, though I'd heard that bows are useable only to hunters.
Did not know that guests and slaves could learn skills. Will keep my eye open for that.
Dahum! I forgot about throwing parties. I've got a few dozen bottles of champagne, sooo...