Hacker News new | past | comments | ask | show | jobs | submit login

"Every Door Direct Mail" blurs the line a bit. https://www.usps.com/business/every-door-direct-mail.htm



Not really. If I send you a (for example) Christmas card in an envelope - there is no way the USPS will insert an advertisement in the card.




Join us for AI Startup School this June 16-17 in San Francisco!

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: