Direct Mail Advertising

This industry comprises establishments primarily engaged in (1) creating and designing advertising campaigns for the purpose of distributing advertising materials (e.g., coupons, flyers, samples) or specialties (e.g., keychains, magnets, pens with customized messages imprinted) by mail or other direct distribution… It has no schema of its own: companies here are mapped on the Professional services schema, and what it does not cover is recorded as gaps.