All The Way - S6-E6
Continuity mistake: When a vampire kicks through a car window trying to hit Buffy, some shards are still standing in the window frame. The angle changes, and the shards are gone. (00:37:00)
All The Way - S6-E6
Continuity mistake: After Spike has fought with the vampire claiming to be a rebel and he is re-loading his cross bow, he is tackled by another vampire and you can hear the sound of the cross bow firing, but as he falls you can see the arrow is still loaded.
Answer: She has superpowers, ergo fast movement. The reason she outruns him so easily in "Touched" is that she stops trying to actually fight him and just dodges instead.
Shay