Passive Income Ideas For Scientists [2024]

A multipreneur shares how she built a successful print on demand side hustle, generating $120,000 per year through multiple brands spread over various platforms.

This case study follows the journey of a young entrepreneur from Nigeria who started a profitable blog generating a monthly revenue of $1,500+ through sales of advertising space, sponsored posts, and information products, and shares his strategies for success including a Twitter growth challenge and guest post pitches.

DPW (Digital Procurement World) is a fast-growing conference and community in procurement that has more than tripled in revenue since launching in 2019, capping out the year at €1.8 million, with 95% of their growth coming from inbound traffic leveraging LinkedIn and applying social selling techniques.

Starter Story grew to 1.4 million monthly visitors and millions in annual revenue by sharing the stories of entrepreneurs. Pat breaks down the early days and how he grew the business into something that changed his life.

Equity Residences is a luxury real estate investment fund that has raised $40 million from over 200 investors, offering them access to a portfolio of luxury vacation homes for investment and personal use, with a minimum investment of $161,500 and plans to acquire a further twenty residences ranging from $1.5M to $4M.

Mikkelsen Twins grew an online education company from scratch with over 800 students, making over 6-figures in profit every month thanks to their successful program, Audiobook Income Academy 2.0.

BACH, an app that plans and books bachelorette parties, has grown from $0 to >$1M net revenue run rate in less than 6 months, gained over 100,000 users in their first 60 days, and has over 40,000 parties using the app this month.

Founder and CEO of SelfDecode, Joe Cohen, explains how his company helps people discover personalized diet, supplement, and lifestyle recommendations based on DNA and lab tests; generating about $2.7 million in revenue over the past year and raising $8 million in a crowdfunding campaign, SelfDecode provides personalized health recommendations prioritized on unique genetic variants, marking the future of healthcare.

Pro Photo Studio founder Tsour Lee Adato shares how she turned a $5k investment into a business that services over 500 clients annually and makes approximately $350k per year with plans to expand and become a 7-figure business while offering advice to fellow entrepreneurs to always be innovating, learning and growing, and not to undervalue themselves.

Empyre Off-Road, an e-commerce business founded by Greg Shuey which sells aftermarket parts for Toyota Tacomas, Tundras, and 4Runners, generated approximately $100,000 a month in revenue and was able to expand its product offering, focusing on content marketing, email marketing campaigns, and organic social media to attract and retain customers.

Ticker Nerd is a monthly subscription service for investors that surfaces and analyzes trending stocks before the hype train arrives, and now has $4.5k in monthly recurring revenue from its newsletter without spending a single dollar on advertising, having validated the business via subreddits and organic Product Hunt launch strategy.

MeetEdgar, a bootstrapped social media automation tool founded in 2014 by Laura Roeder, has grown to $4 million in annual recurring revenue and more than 5,000 customers, with a team size of two dozen, achieved through content marketing, social media marketing, and organic search.

This case study follows the success story of a car audio enthusiast who started a business selling audio products, projecting to break 10 million dollars in sales this year, using word of mouth, social media and streamlined team members to build the business.