Much like a traditional sin, it is hard not to commit at least one error. So do not assume sinning means failure; just make sure to learn
I have been an entrepreneur, advised entrepreneurs, and invested in entrepreneurs for a few decades now. At this point in my life, pattern recognition has kicked in and I can see when a startup is about to make a big mistake.
So, I have compiled a list of the seven deadly sins that I have noticed most entrepreneurs commit.