I have recently started using a waiver system called smartwaiver for customers to sign. I do like the system, but it had a flaw of not integrating with Zapier, a tool used for linking online platforms.
Because of the issue, I have created a Zap that helps links smartwaiver with other tools. If you are interested, visit the link below and get started. You will need your unique API from smartwaiver to use the Zap: