Make sure to include some famous advertising like foxpup merit cycling, chipmixer / blender advertisments.

LEALANA branding / Casascius branding.

Go for a dark, moody underground black-market (Disclaimer*** I do not condone trade in illicit goods) atmosphere and vibe.

Think like dark, moody, futuristic hacker type stuff. Greens, blues, reds, computer monitors, hooded figures.