As explained in post
136, we earn 5 points per dollar with Freedom or INK Cash, -but- to redeem them through the Chase travel portal for $0.075 you do need Sapphire Reserve. The Freedom portion is limited to $1,500 per quarter, but the INK Cash portion is not.
Yes, correct. But even at 1.5 cpps, it is not the best way to use UR. For partner transfers, both CSP and CIP are much cheaper.