The product idea is too broad
Name the first user, their job and one measure of success.
Resources
KADRAVEL helps founders and developers turn an uncertain idea into one agreed delivery slice. Native TX is part of Studio; WhatsApp is a project interface, not another general-purpose AI assistant.
Requirements change halfway through
Write one user journey with its boundaries and owner.
A great demo is not becoming regular use
Agree on what real usage would look like.