If you’ve been thinking about writing a book for a while, then you need to take the first step now. Most people want to wait for the right time or the right circumstances to get started. In 99% of the cases, the right time is today, not tomorrow.
Find people who need something and get it to them. Most people want more traffic, more sales, more customers, more users, more time. Figure out how to get it to them.
If you’re trying to create a digital presence for yourself, some sort of online portfolio, I would recommend that you start learning new skills to complement the ones you already have. This, of course, is relative to you.
Identify what you know that you can give to the world, and start giving it away for free. But truly giving it. That means talking about stuff you know well, not just stuff you want to learn. When you want to learn, you aren’t giving, you are asking.