Supposedly the rest of Pursuit of Happiness was written at some point but the site had been more or less abandoned by then. It now, as the legend goes, only exists in the form of a compressed ZIP-style file in an obscure format that has been linked to but is never found at the link's target.
Seconded. But it's not so much Ranma shoving them off as Fate reshuffling things after Ranma and Akane get their act together so that the same kinds of things still happen, just to different people. Oh, and keep an eye out for an unexpected cameo in the form of the master who taught Ryoga how to use a combat umbrella.