Passive Income Ideas For Consultants [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.

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.

H-supertools founder Hasan developed a set of free SEO and digital marketing tools generating $2k per month in profit using Google Adsense, affiliate marketing, selling ad spaces, and email, plans to launch a membership option, and has attained over 80k registered users and 300k monthly visits in less than two years.

GMass, an email marketing platform that allows users to send cold emails and email marketing campaigns with Gmail, has attracted over 500,000 user signups, including major tech companies like Uber, LinkedIn, and Google, and now generates over $200K in monthly recurring revenue through a successful content marketing strategy and focused ad spend.

Dux-Soup is a LinkedIn automation tool that helps business owners and sales & marketing professionals generate more leads, increase efficiency, and save time; with over 70,000 users and revenue of nearly $5 million, it offers automated top-of-the-funnel LinkedIn outreach activities, targeted LinkedIn campaigns and multi-touch & personalized LinkedIn drip campaigns for lead generation.

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.

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.

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.

VORTTX Training and Testing is a virtual emergency response training system generating 1% of its market potential of one hundred million dollars a year in its second year of full-time operation through utilizing email marketing, trade shows, trade events, referrals, personalized LinkedIn messages, and featuring testimonials from early adopters.

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.

This case study explores how Spencer Mecham founded Buildapreneur, an affiliate marketing business, and has made over half a million dollars in profit with no employees, relying solely on content marketing through platforms like Facebook, YouTube, and TikTok.

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.

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.