host# casual --help service
service [0..1]
     service related administration
   SUB OPTIONS:
      -ls, --list-services [0..1]
           list known services
         SUB OPTIONS:
            -a, --all [0..1]
                 include hidden services
      -li, --list-instances [0..1]
           list instances
         SUB OPTIONS:
            -a, --all [0..1]
                 include hidden services
      -lr, --list-routes [0..1]
           list service routes
      -mr, --metric-reset [0..1]  (<service>...) [0..*]
           reset metrics for provided services, if no services provided, all metrics will be reset
      --legend [0..1]
           the legend for the supplied option
           
           Documentation and description for abbreviations and acronyms used as columns in output
           
           The following options has legend:
         SUB OPTIONS:
            --list-services [0..1]
                 list legend for --list-services
      --information [0..1]
           collect aggregated information about known services
      --state [0..1]  (json, yaml, xml, ini, line) [0..1]
           prints state in the provided format to stdout
      [deprecated] --list-admin-services [0..1]
           @deprecated use --list-services --all