Before you create, stop and ask why.
As in, why would a random reader care about what you have to say? Why will your article pique their interest among billions of others? And how might it actually lead to a sale?
If you don't know, don't publish for the sake of publishing. Content can be a devastating waste of time and money if it doesn't have a purpose. To produce leads and nurture prospective buyers, content needs rules. It needs a voice. It needs a visual language. It needs strategy. It needs a playbook.