Some cons of outbound marketing are:
- Outbound marketing books ad spaces that require upfront payments on every channel used.
- It runs messages in segments that rarely act on the offer.
- It carries fixed costs even when only a small number of people respond.
- It requires upfront payments that strain smaller budgets.
- It uses recurring media slots that charge fees throughout the campaign.
Also check it out advantages and disadvantages of outbound marketing for more information.