Those quotes are twists on solving specific pain points, which is a generally accepted way to build things.
What is interesting to me, is that you didn't copy the last one:
> Another great example is Will Cannon’s Uplead ($8M in yearly revenue). His whole business idea was to copy ZoomInfo but make it more affordable.
All they did was copy an existing business model and undercut on price, which is generally a race to zero and rarely works.
Here are a few:
> ... Moiz Ali did ... Native Deodorant (acquired ... for $100 million). ... The only thing he did different was to start selling it directly on the internet instead of going through the usual retail channels.
> Alex West’s Cyberleads ... ($300k in yearly revenue). ... a carbon copy of Growth List and the only thing ... changed was ... to make it laser-focused on agencies.
> ... Shaan Puri’s Milk Road newsletter (100k+ subscribers in ... 6 months). He ... copied ... The Hustle but switched the topic ... to crypto.