> How are you sourcing your traffic?
This is more likely than any other factor to be the determinant of your success or failure. If you get the right people looking at your offer, even if your offer is mediocre, it can do well. But the wrong people will never convert on your offer even if it's great.
> Are you solving a problem they themselves have acknowledged is significant and urgent?
Many SaaS and other products are invented by their creators in isolation. The creator thinks it's a good idea--but the smart thing to do is ensure the market agrees before you develop the idea into a product or service.
What I'm saying here is most people, newbies and experienced, fail to start off well when it comes to a product or service like yours.
They create something nobody wants, and they believe that just putting it out there on a website is going to lead to sales.
This is as far as I can go as you haven't provided any details of what you're doing or in what niche.