CPM stands for Cost Per Mille, meaning the cost for 1,000 ad impressions.

PPC stands for Pay-Per-Click, a model where advertisers pay only when users click on their ads.

The main types include search ads, display ads, social media ads, video ads, shopping ads, native ads, and influencer sponsorships.

Paid media marketing is the practice of paying advertising platforms to promote products, services, or brands to a targeted audience.