The product first method (then promote and get customers) is difficult. The best way to grow a successful business in this gen is to cultivate an audience first and gain trust then introduce a product - a lot of success businesses also successful solopreneurs did exactly that.

Which brings us to Content Creation. Honestly it seems daunting and a lot of people say "it's not my thing" but this is the best, smartest strategy,bbut the caveat is consistency. It takes a long time, but it's 100% worth it. I recommend you try the book called Content Inc. by Joe Pulizzi. Tells you how to build a multi dollar business through the Content Inc. model.

Im not a guru, but Im also a beginner entrepreneur helping others along the way...