Sponsors of school bake sales: Abbr

• They meet when school's out
• K-12 support groups
• Sch. liaisons
• High-school support grps
• School auxiliaries, for short
• Mom-and-pop grps
• Academic orgs
• Back-to-School Kit users
• School gps.

Wikipedia Word definitions in Wikipedia
PTAS or Ptas may refer to: Polynomial-time approximation scheme in computer science Pesetas , Spanish currency PTAS reduction , a reduction that is often used to perform reductions between solutions to optimization problems