Estimate how many drinks you'll need for common occasions...

4 guests at lunch

• 6 cocktails
• 8 glasses of wine

6 guests at a dinner party

• 10 cocktails or sparkling wine
• 18 glasses of wine
•  6 liqueurs or port

10 guests at a cocktail party

• 20 cocktails or sparkling wine
• 20 glasses of wine

15 guests for a wine tasting

• 1 bottle of 10 different wines
• This will yield a 1.5 ounce pour of each wine for each guest
• equivalent to 3.5 glasses of wine per person

20 guests at a pool party

• 20 specialty cocktails (ie. Margarita, Mojito or Daquiri)
• 40-60 beers
• 10 glasses white wine
  

50 guests at a shower

• 30 specialty cocktails (ie. Sangria, Champagne Cocktail or Lemon Drop)
• 100 glasses of wine
• 20 beers

100 guests at a wedding

• 100 cocktails
• 250 glasses of wine
• 50 beers
• Optional champagne toast: 12 bottles of sparkling wine will yield 100, 3 oz servings

200 guests at a reunion

• 100-150 specialty cocktails (vodka based)
• 100 specialty cocktails (bourbon based)
• 500 glasses wine
• 100-200 beers