Related Clues:
- 'Net pop-ups
- YouTube video lead-ins
- Campaign purchases
- Program interrupters
- Newspaper inserts
- Personal ones may land you a date
- Enticing pitches
- Product movers
- Product pitches, briefly
- YouTube annoyances
- Televised plugs
- Spots in a Senate race, say
- Web popups
- Pop-ups, e.g
- They're often negative before elections