I wrote 10,000-words on how to use customer interviews to find unmet needs, deciding what to build, and refining your pitch and targeting.
Should be useful to makers and founders here:
https://leanb2bbook.com/blog/customer-discovery-startup-guide/
the link is broken btw . It should be https://leanb2bbook.com/blog/customer-discovery-startup-guide/
Ah! Thanks for pointing that out. I just fixed it. :-)