Yahoo group: DCACS
For buying:
downtown (Great prices even on Fuente)
For Buying and Smoking onsite:
Old Virginia Potomac Mills (Great Selection), 7 other locations don't have a diverse a selection as Potomac Mills.
Davidus Potomac or Olney (Nice folks, Good selection)
Faders Annapolis (Nice folks, Good Selection)
Where are you moving from?