In a recent LinkedIn post, Daniel Priestley shares a compelling personal anecdote to illustrate the critical importance of validating business ideas before committing significant resources. Priestley, an entrepreneur and author, highlights how data from early-stage testing can often reveal market needs that differ from an entrepreneur’s initial excitement.
Priestley recounts a situation from the past year where he was faced with two distinct business concepts. His personal preference leaned strongly towards one idea, while the other garnered less initial enthusiasm from him. To gauge market interest objectively, he implemented a waiting list campaign for both. The results were surprising and instructive.
“Idea 1 (my favourite) got 750 people on the waiting list. Idea 2 (the one I wasn’t that excited about) got 4,500.”
This outcome, as Priestley points out, underscored a key principle in entrepreneurship: personal passion for an idea does not always align with genuine market demand. The idea he was less excited about, Idea 2, clearly resonated with a much larger audience, as evidenced by the significant disparity in waiting list sign-ups.
The Power of Data in Entrepreneurial Decisions
According to Daniel Priestley, this empirical data was instrumental in the subsequent success of Idea 2. He explains that the waiting list campaign provided the necessary validation to approach potential investors with confidence.
“Off the back of that data, we went to angel investors about a week later and raised a quarter of a million pounds.”
Priestley argues that this validation process is what separates novice entrepreneurs from seasoned ones. Rookie founders, he observes, often fall in love with an idea and invest heavily based on gut feeling alone. In contrast, experienced entrepreneurs prioritize running experiments to gather data first.
Experimentation as a Prerequisite for Investment
In Priestley’s view, validation doesn’t merely guide product development; it clarifies what customers genuinely desire, which can sometimes diverge from the entrepreneur’s initial vision. He emphasizes that this step is often skipped by those who fail.
“The rookie entrepreneurs who fail don’t do this step. They get excited about an idea and go all in. Experienced entrepreneurs run the experiment first.”
Priestley’s insights suggest that a structured approach to testing, such as employing waiting list campaigns, can de-risk the entrepreneurial journey. It allows founders to identify and pursue opportunities with the highest market potential, leading to more efficient allocation of time, effort, and capital, and ultimately, a greater likelihood of securing funding and achieving business success.
For entrepreneurs looking to refine their own validation strategies, Priestley mentions offering a free blueprint detailing his methods for setting up high-performing landing pages, a resource he makes available to those interested in learning more about his approach to business growth.
📝 About This Content
This article is based on insights shared by Daniel Priestley on LinkedIn.
📅 Originally posted on April 10, 2026 | View original post on LinkedIn →