In addition to all of the benefits of {% data variables.contact.enterprise_support %}, {% data variables.product.prodname_enterprise %} customers can purchase {% data variables.contact.premium_support %}, which offers:
  - Written support, in English, through our support portal 24 hours per day, 7 days per week
  - Phone support via callback request, in English, through our support portal 24 hours per day, 7 days per week
  - A Service Level Agreement (SLA) with guaranteed initial response times
  - Escalation management
    - The ability to escalate ticket progression in the {% data variables.contact.enterprise_portal %}
    - A dedicated team of Incident Coordinators who orchestrate all necessary {% data variables.product.company_short %} parties to resolve urgent tickets
  - Access to premium content
  - Health Checks
  - Application upgrade assistance: Before you upgrade {% data variables.product.prodname_ghe_server %}, we review your upgrade plans, playbooks, and other documentation and answer questions specific to your environment ({% data variables.product.premium_plus_support_plan %} only)
  - Technical advisory hours ({% data variables.product.premium_plus_support_plan %} only)