Kate Bolin cited the mellow, friendly, castrated Spike; another example would be the alternate universes which are popping up with increasing frequency these days: you know, the kind of almost-but-not-quite-uberfic where everything's so different from the show that the author has to literally reconceptualize about half the characters to get them all in so everyone up to and including Jonathan will have somebody to exchange bodily fluids with.
Source: wiktionary