From their FAQ: https://support.google.com/google-ads/answer/2453995?hl=en https://support.google.com/google-ads/answer/2453995?hl=en > If the Google Ads syste

From their FAQ: https://support.google.com/google-ads/answer/2453995?hl=en https://support.google.com/google-ads/answer/2453995?hl=en > If the Google Ads system detects geographic areas that someone is interested in, we may show appropriate ads targeted to that area or surrounding areas (known as "location of interest"). > The default advanced location option in Google Ads will use both physical location and / or location of interest to determine where ads can appear. You can update your advanced location options at any time. Looks like "interest" is still the default!