All SaaS run into similar issues (unlimited storage, unlimited sharing, “unlimited sms”, etc.) There are two approaches: - charge by usage (premium is not unl

All SaaS run into similar issues (unlimited storage, unlimited sharing, “unlimited sms”, etc.) There are two approaches: - charge by usage (premium is not unlimited and then charge for extra) - just ban abusers You need both. Because abusers might be doing something which is illegal or you do not want to associate your service with certain users/usage.