Setup provider's abbr

• Low-budget party letters
• Invitation notation
• Invitation reminder letters
• Party letters
• "We're not supplying liquor"
• Directive that might be near RSVP
• "We're not serving liquor" party invitation notice: Abbr
• Letters on an invitation
• Party rule, for short

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
initialism (acronym) for "bring your own bottle" or "bring your own booze," by 1951.