Even if your product takes only 10 minutes to reproduce and no-cost, your customer will still pay BIG for valuable information. Notice that I say 'valuable information'. Not just any old product will sell. And this is exactly what you should be aiming to do. Create a product based on your OWN expertise and offer that advice for a fee.
People are impatient creatures.
Not tomorrow, not next week, but now. And if you can give them that information NOW, you're already half-way toward making the sale. Automation is the key to success with any online business. Your website is a VERY powerful selling machine. If you have the right knowledge, you can automate the process of virtually every business task.