What is the more cost-effective way to restrict ads served to a specific geographic region?
- Geo-targeting managed by a publisher or DSP
- Geo-targeting managed by the ad server
- Language targeting managed by the ad server
- Frequency caps managed the publisher or DSP
Location targeting helps you focus your advertising on the areas where you’ll find the right customers, and restrict it in areas where you won’t. This specific type of targeting could help increase your return on investment (ROI) as a result.
Read more here: https://support.google.com/google-ads/answer/1722043