Founders often arrive at a first conversation with a long feature list, built from months of thinking about the product. That list is valuable, but almost none of it should be built in the first release. An MVP exists to answer one question: does this specific idea work for real users, not just in theory.
The hardest part of scoping an MVP is usually not deciding what to include. It is deciding what to leave out, especially features that feel obviously necessary. A login system with password reset, social sign in, and profile management feels essential, but if the core assumption you need to test is whether people will use the main feature at all, a much simpler entry point can carry that test just as well.
A useful way to separate the essential from the nice to have is to ask what would happen if a feature did not exist for the first hundred users. Often the answer is that a manual process, an email, or a simple workaround would cover it temporarily while the team learns whether the core idea has traction. That temporary gap is usually a reasonable trade for a faster, cheaper first release.
It is also worth deciding in advance what you are trying to learn from the release, not just what you are trying to ship. Usage data, direct feedback, and drop off points all mean more when you know beforehand what would count as a good or bad signal. Without that, it is easy to build the second version around whichever feedback happened to be loudest rather than what actually matters.
Building the full product eventually is not wrong, and a good MVP should not paint the team into a corner technically. The mistake is assuming that more features at launch means a better chance of success. In most cases, a smaller release that reaches real users faster teaches you more than a larger one that takes twice as long to ship.