In 2015 Mike Pfeiffer made a few firearm holsters at home for his own use. Then he mentioned them on his YouTube channel, Last Line of Defense. Followers began asking if they could buy them.

Fast forward to 2022, and Last Line of Defense is a Drupal-powered direct-to-consumer ecommerce business with annual revenue of $500,000.  

Here's his story.  An abbreviated transcript is at https://pec-ly.com/?6lt4.