What marketing strategy finally made 3M's Post-it Notes successful after its initial market failure in 1977-78?

In the world of inventions, some products struggle to find their market despite their innovative nature. The journey from lab discovery to household name often involves clever marketing strategies and brand positioning. This trivia question explores how one of the world's most ubiquitous office supplies overcame initial market resistance through strategic rebranding and product sampling to become an essential tool in homes and offices worldwide.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Celebrity endorsements by office supply influencers
The 'Boise Blitz' - providing free samples to executive secretaries and office managers in Idaho
Rebranding from 'Press 'n Peel' to 'Post-it Notes' and launching the Boise Blitz sampling campaign
A groundbreaking TV commercial featuring the inventor accidentally discovering their adhesive properties