Launching a group takes time, persistence, resilience, trust, and a positive mindset.  The biggest mistake an entrepreneur will make is not being disciplined in the process.  There are distinct methods that work and those that don’t.  Don’t question or think your process will be better if you have never done this before.  Take it from the book of those who have paved the way and taken the hard knocks for you.  It is not necessary to reinvent the wheel.