Acronyms are HARD

Me: Hey, here's a neat apartment. Might be too far up the hill, though.
thingswithwings: Oh, but look at the picture of the cabinets!
Me: Well, and maybe it's worth living too far up the hill for $950 rent, including utilities. And OSP. Whatever OSP is, this apartment INCLUDES it.
thingswithwings, googling: Oregon State Police? Outside Plant Magazine? Office of State Personnel?
Me, looking over her shoulder: oooh, orange smoothie productions! If it comes with free orange smoothies, I'm SOLD.
thingswithwings continues googling; I wikipedia.
Me: omg, Oral Service Provider!
thingswithwings, laughing: No, seriously?
Me: SERIOUSLY!
thingswithwings: Wait, how about Online Sexual Problems?
Me: Or, or, Oblate Sisters of Providence?
thingswithwings: Off street parking.
Me: What?
thingswithwings: It's totally off street parking.
Both: pause. Oh.

For your information, all possible things OSP can stand for, from the freedictionary's acronym page.