Have you heard of the SSO tax movement? This is a controversial movement which you may agree or disagree with. My colleague at BoxyHQ, Sama Carlos Samame, wrote about this subject - https://boxyhq.com/blog/sso-wall-of-shame-vs-wall-of-fame, explaining why taxing for SSO is considerably gouging it's customer base.
The context is based off of https://sso.tax
"Here's an article"<p>Can you submit the article (url, title) instead? You can add a first comment with additional information. If you work for the company it's best to disclose it. "Author here" often gets good engagement.
It's called tiered pricing, and a way to gauge if a customer is at enterprise level, not to gouge them. Are there "premium support" and "auditability" taxes too?