Craig Calcaterra's daily baseball and culture Substack newsletter Cup of Coffee has amassed just under 10,500 subscribers, with over 3,300 paying monthly ($6) or annual ($65) subscriptions, achieving average monthly revenue of around $18,400 and growing.

NerdKungFu.com sells officially licensed t-shirts, posters, and gifts for nerds and lovers of specific genres & grew from 100 t-shirts to 165,000 products, with David Inman as founder, who "learned things the hard way" but now earns $312,000 per year.

Superworld Comics Inc., a vintage comic book and art store, has been in business for 34 years, and has adapted to the pandemic by increasing web advertising, hosting live Instagram shows, expanding into WordPress, using social media (especially Mailchimp), and continuing to offer exceptional customer service through expert, fast, and inexpensive shipping.