To find sponsored ads on Facebook and Twitter for inspiration:
Facebook:
Ad Library: Search for brands or keywords to view all active ads.
News Feed: Look for posts labeled "Sponsored."
Brand Pages: Follow brands to see their sponsored posts.
Twitter:
Ads Transparency: Use the Ads Transparency page to find active ad campaigns.
Promoted Tweets: Look for "Promoted" labels in your feed.
Advanced Search: Use Twitter’s advanced search for promoted tweets with specific keywords.