Costco and Sam’s Club are the gold standards. In many states, you don't even need a membership to buy alcohol.
For a 100-guest wedding lasting 5 hours, you’ll need roughly 500 drinks. 2. Know Your Quantities Wine: A standard 750ml bottle gives you ~5 glasses.
You don't need a 20-bottle back bar. Choose one "crowd-pleaser" for each category: one vodka, one gin, one bourbon, one tequila.
Most guests take one sip for the photo and leave the rest. Serve a sparkling wine (like Cava or Prosecco) at the bar instead. 5. Check Your Venue
Before you pull the trigger, ensure your venue allows . Some charge a "corkage fee" per bottle, which can sometimes negate the savings of buying in bulk.