How can I get on the "fast lane"?

Hi, Guys

I'm Korean and 27yo

I want to get on "fast lane"

So I had started 3 business
But all of them was fail

But I keep trying new business

So I want to get some advise to people in this forum

How do you get ideas about your business or item?
And What can I do first for my "fast lane"?

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