HTML Computer Store
You could try the Pets EP outside lights as they have a similar look to the building style, or maybe go with the standard street light. I think you need height.
Is that space with the pink sofa the employee breakroom? If it is, it is huge and I would consider making it a bit smaller and seeing if you can get a video games display in downstairs (or if you have uni, the mp3 sales unit).
Actually having looked at the purple used orange might well go, trouble is then it would be in my work's corporate colours.