For the "Free 30 day trial" please refer to: https://docs.nerve.cloud/terms/Nerve-Blue_Management_Software_Evaluation_License_Terms_1.0.pdf
For the two plans "Nerve Blue hosted by Customer - Small" and  "Nerve Blue hosted by Customer - Medium" please refer to: https://docs.nerve.cloud/terms/Nerve Blue Software License Terms_1.2.pdf 
For the two plans "Nerve Blue SaaS PoC Package" and  "Nerve Blue SaaS" please refer to: https://docs.nerve.cloud/terms/Nerve Blue Software License Terms_1.2.pdf , https://docs.nerve.cloud/terms/Nerve Blue SLA_1.0.pdf