Probably LexisNexus. Their sales offerings will promise datasets offering information on political affiliation and marital status of arbitrary addresses. Or in

Probably LexisNexus. Their sales offerings will promise datasets offering information on political affiliation and marital status of arbitrary addresses. Or info shared from partners/affiliates. People talk about you, and most of it is BS, but you as the consumer should just accept it so businesses can monetize their datasets! Ain't it great?