A service that watches your servers, network and apps from the cloud and alerts when something breaks.
Like paying a caretaker service to check the building and call you when something needs attention.
A server's disk slowly filled over three months. Nobody was watching it, and one Monday the accounting system stopped.
Network covers a managed and monitored firewall and switches.
What does monitoring cost?
Plans vary. The real question is what an outage costs you per hour.

Every WILDCARD card exists to solve one named problem. Find yours.