Related Clues:
- They're taken out in newspapers
- Supplemental work for actors
- Free app annoyances
- Subject of click-through rate tracking
- Handbill material
- Craigslist entries
- YouTube intrusions
- Agency creations
- Facebook area
- Pitches during breaks
- Promos that interrupt programs
- Targets of browser blockers
- Wikipedia lacks them
- Halftime fodder
- Sunday paper pile