has_available_channel
Use it like this:
- [ #has/_available_channel :: ServiceChannel ] or
- [ has_available_channel :: ServiceChannel ]
A means of accessing the service (e.g. a phone bank, a web site, a location, etc.).
Relation describes that: [ #has_/domain :: Service ] ( #has_/name :: has_available_channel ) ( #has_/range :: ServiceChannel )