Talk about a great weekend outcome. The "can I see a sample post card?" is particularly powerful, and may deserve to be more prominent on your landing page. Like a left hand side text message chain/right hand side outcome of the postcard. Even an example of an actual printed one on a desk or in someone's hand could be nice.

Question - your privacy policy is fairly robust. Curious how you tackled this. Hire an attorney, skill set of yours, outsourced firm that does this for a nearly fixed price?