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The Madison Avenue Field GuideA field guide to marketing & advertising, by Brandon Mina

GlossaryB2B & GrowthLead Magnet

B2B & Growth

Lead Magnet

A free, valuable resource, such as a template, report, or tool, offered in exchange for a prospect's contact details.

By Brandon MinaCEO, BrandPilot AIUpdated November 2026

Short answer

A lead magnet is a free, valuable resource, such as a template, report, checklist or tool, offered in exchange for a prospect's contact details. It gives potential buyers a reason to identify themselves and opt in to further communication. Effective lead magnets solve a specific problem for the target audience and connect naturally to the paid offer.