You can't just tell, I've used the product for free and I've recommended the product to paying customers so that it's worth it. How much do you cost the compan

You can't just tell, I've used the product for free and I've recommended the product to paying customers so that it's worth it. How much do you cost the company by using the software for free? How much cost the thousands of users that use the product for free and don't recommend it to paying users? Free plan doesn't have a one sided answer. Sometimes it is a good idea, sometimes it is not. Would Salesforce benefit from having a fee plan? This is not obvious to me