There are several types of seasonal campaigns you can run to engage your audience: 1. Holiday Promotions: Christmas, New Year's, Easter, and Halloween are prime times for special offers and promotions. 2. Back-to-School: Target parents and students with offers on school supplies, clothing, and tech gadgets. 3. Summer Sales: Promote travel gear, swimwear, and outdoor equipment. 4. Black Friday/Cyber Monday: Offer exclusive discounts and early-bird specials. 5. Valentine's Day: Highlight romantic gifts and special bundles.