How does The Art of Money Getting develop the theme of The Power of Advertising and Publicity?

The Art of Money Getting by P. T. Barnum develops The Power of Advertising and Publicity across the chapters the companion marks for this theme.

Barnum highlights the importance of advertising one's business effectively and persistently, using examples like Genin the hatter to show how publicity can attract customers and build a reputation.

Barnum argues that advertising is essential for business success, using Genin's clever publicity stunt as a prime example of how to attract customers and build a brand.