How can I buy a no solicitation sign?

The idea for KnockBlockers came from a real-life dilemma: those relentless door-to-door solicitors who seem to have a knack for ringing the bell right when the baby is finally asleep. And let’s not forget the dogs, who go into a barking frenzy every time someone approaches the door. The constant worry of waking the baby and the chaos that ensues inspired Jason to create KnockBlockers.