• Books: • “Ogilvy on Advertising” by David Ogilvy. • “Confessions of an Advertising Man” by David Ogilvy. • “Made to Stick” by Chip Heath and Dan Heath. • Online Courses: • Courses on platforms like Coursera, Udemy, and LinkedIn Learning. • Specific courses on Google Ads, Facebook Ads, etc. • Websites and Blogs: • AdAge, Marketing Land, HubSpot Blog, and Neil Patel’s blog. • Podcasts: • “Marketing Over Coffee,” “Call to Action,” and “Online Marketing Made Easy.”