On Fucking in Alleys -- Faith and Willow pull over for dinner, and then spend time in an alley.
On Lying in Alleys -- Faith and Buffy get into a fight in an alley.
On Sleeping in Alleys -- Faith and Xander discuss some of the more insalubrious parts of Sunnydale. In episode for Zeppo (Season 3, Buffy the Vampire Slayer)
Specific ratings are noted in each story.
Pairings tend towards the homosexual, except where they don't.