Can advertising help us sell some product to customers who don’t need it?

Can advertising help us sell some products to customers who don’t need it?

It can’t.

Most of the people don’t need poison.

Can we sell poison to customers by spending a lot of money on a noisy advertising campaign?

However we may try, unwanted products can’t be sold.

Only those products needed by customers sell.

Give customers what they need.

This is the most important lesson in marketing.