Get ready for ads to start addressing you directly by name and doing other like things to get your attention. Google isn't usually _too_ overt about these sort of things but the less savory ad networks could get really unpleasant. "Hey there George Thompson, click to see one weird trick to hide your arrest records from your wife Mary"
You are prohibited from creating ad content which implies knowledge
of personally identifiable information or sensitive information
about your customers ...
Sensitive information about your customers can’t be used in Customer
Match campaigns or ads. Additionally, you can't use data from
your Customer Match campaigns to identify sensitive information
about your customers.
Sensitive information includes: Interest or participation in adult activities (including alcohol,
gambling, adult dating, pornography, etc.)
Sexual behavior or orientation, such as sexual orientation
inferred from a user's visit to a particular website
Racial or ethnic information, such as from sites or apps that
collect affirmative racial or ethnic identification from visitors
Political affiliation (other than the public registration information
of United States voters), such as from sites or apps that solicit
or store people's affirmative political stances
More here: https://support.google.com/adwordspolicy/answer/6299717