Roast levels:

City = Light Roast

City+= Light Medium Roast

Full City = Medium Roast

Full City+= Medium Dark Roast

Full City++= Vienna to French Roast

French Roast=Dark Roasted

Italian Roast=Darker still.

Choosing the correct grind:

Coarse Grind = French Press, Cold Brewing, Percolator

Medium Grind = Auto Drip, Pour Over

Fine Grind = Pour Over, K-Cup, Stove top

Extra Fine Grind = Expresso, K-Cup, Stove Top